Conferences

Papers in Proceedings (full-paper reviewed)

• Schröttner, M., Havemann, S., Theodoridou, M., Doerr, M., & Fellner, D.W. (2012). A Generic Approach for Generating Cultural Heritage Metadata. Progress in Cultural Heritage Preservation - 4th International Conference, EuroMed 2012, Limassol, Cyprus, 2012. Proceedings. October 29 - November 3, (pp. 231-240). Springer (978-3-642-34233-2)
• Tzompanaki, K., & Doerr, M. (2012). A New Framework For Querying Semantic Networks. Museums amd the Web 2012: the international conference for culture and heritage on-line. April 11-14, San Diego, CA, USA
• Patkos, Th., Chibani, A., Plexousakis, D., & Amirat, Y. (2012). A Production Rule-Based Framework for Causal and Epistemic Reasoning. Rules on the Web: Research and Applications - 6th International Symposium, RuleML 2012, Montpellier, France, 2012. Proceedings. August 27-29, (pp. 120-135). Springer (978-3-642-32688-2)
• Papakonstantinou, V., Michou, M., Fundulaki, I., Flouris, G., & Antoniou, G. (2012). Access Control for RDF Graphs using Abstract Models. In Proceedings of the 17th ACM symposium on Access Control Models and Technologies, Newark, USA. June 20-22, (pp. 103-112). New York, NY, USA ©2012 : ACM (978-1-4503-1295-0)
• Papadakos, P., Tzitzikas, Y., & Zafeiri, D. (2012). An Interactive Exploratory System with Real-Time Preference Elicitation. Xiaoyang Sean Wang, Isabel F. Cruz, Alex Delis, Guangyan Huang (Eds.): Web Information Systems Engineering - WISE 2012 - 13th International Conference, Paphos, Cyprus, 2012. Proceedings. . November 28-30, (pp. 817-820). Springer (978-3-642-35062-7)
• Tzitzikas, Y., Lantzaki, Ch., & Zeginis, D. (2012). Blank Node Matching and RDF/S Comparison Functions. The Semantic Web – ISWC 2012 11th International Semantic Web Conference, Boston, MA, USA, 2012, Proceedings, Part II. November 11-15, (pp. 591-607). Berlin Heidelberg: Springer (978-3-642-35175-4)
• Tzitzikas, Y., Marketakis, Y., & Kargakis, Y. (2012). Conversion and Emulation-aware Dependency Reasoning for Curation Services. In Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012. October 1-5, (pp. 29-36) (978-0-9917997-0-1)
• Tzitzikas, Y., Analyti, A., & Kampouraki, M. (2012). Curating the Specificity of Metadata while World Models Evolve. In Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012. October 1-5, (pp. 37-44)
• Lantzaki, Ch., Tzitzikas, Y., & Zeginis, D. (2012). Demonstrating Blank Node Matching and RDF/S Comparison Functions. ISWC-PD International Semantic Web Conference (Posters & Demos). Proceedings of the ISWC 2012 Posters & Demonstrations Track, Boston, USA, November 11-15, 2012. CEUR-WS.org
• Baryannis, G., Carro, M., & Plexousakis, D. (2012). Deriving Specifications for Composite Web Services. Xiaoying Bai, Fevzi Belli, Elisa Bertino, Carl K. Chang, Atilla Elçi, Cristina Cerschi Seceleanu, Haihua Xie, Mohammad Zulkernine (Eds.): 36th Annual IEEE Computer Software and Applications Conference, COMPSAC 2012, Izmir, Turkey. July 16-July 20, (pp. 432-437). IEEE Computer Society (978-1-4673-1990-4)
• Antoniou, G., Eiter, T., & Wang, K. (2012). Forgetting for Defeasible Logic. Logic for Programming, Artificial Intelligence, and Reasoning - 18th International Conference, LPAR-18, Mérida, Venezuela, 2012. Proceedings. March 11-15, (pp. 77-91). Springer (978-3-642-28716-9)
• Anagnostopoulos-Tsialiamanis, P., Sidirourgos, L., Fundulaki, I., Christophides, V., & Boncz, P. (2012). Heuristic-based Query Optimisation for SPARQL. Elke A. Rundensteiner, Volker Markl, Ioana Manolescu, Sihem Amer-Yahia, Felix Naumann, Ismail Ari (Eds.): 15th International Conference on Extending Database Technology, EDBT '12. Proceedings. ACM 2012. March 27-30, Berlin, Germany. (pp. 324-335) (978-1-4503-0790-1)
• Tachmazidis, I., Antoniou, G., Flouris, G., Kotoulas, S., & McCluskey, L. (2012). Large-scale Parallel Stratified Defeasible Reasoning. ECAI 2012 - 20th European Conference on Artificial Intelligence. Including Prestigious Applications of Artificial Intelligence (PAIS-2012) System Demonstrations Track, Montpellier, France. August 27-31 , (pp. 738-743). Frontiers in Artificial Intelligence and Applications 242 IOS Press 2012 (978-1-61499-097-0)
• Kondylakis, H., & Plexousakis, D. (2012). Ontology Evolution: Assisting Query Migration. Conceptual Modeling 31st International Conference ER 2012, Florence, Italy, October 15-18, 2012. Proceedings.  (pp. 331-344). Berlin Heidelberg: Springer (978-3-642-34001-7)
• Daskalaki, E., & Plexousakis, D. (2012). OtO Matching System: A Multi-strategy Approach to Instance Matching. Advanced Information Systems Engineering. 24th International Conference, CAiSE 2012, Gdansk, Poland, 2012. Proceedings. June 25-29, (pp. 286-300). Berlin Heidelberg: Springer (978-3-642-31094-2)
• Vouzoukidou, N., Amann, B., & Christophides, V. (2012). Processing Continuous Text Queries Featuring Non-Homogeneous Scoring Functions. CIKM '12 Proceedings of the 21st ACM international conference on Information and knowledge management, Maui Hawaii, USA. October 29–November 2, (pp. 1065-1074). ACM New York, NY, USA ©2012 (978-1-4503-1156-4)
• Damásio, C.V., Analyti, A., & Antoniou, G. (2012). Provenance for SPARQL Queries. The Semantic Web - ISWC 2012 - 11th International Semantic Web Conference, Boston, MA, USA, 2012, Proceedings, Part I. November 11-15, (pp. 625-640). Springer (978-3-642-35175-4)
• Koutraki, M., Efthymiou, V., & Antoniou, G. (2012). S-CRETA: Smart Classroom Real-Time Assistance. Paulo Novais, Kasper Hallenborg, Dante I. Tapia, Juan M. Corchado Rodríguez (Eds.): Ambient Intelligence - Software and Applications - 3rd International Symposium on Ambient Intelligence, ISAmI 2012 . Advances in Intelligent and Soft Computing 153 Springer 2012. March 28-30, Salamanca, Spain. (pp. 67-74). Springer-Verlag Berlin Heidelberg (978-3-642-28782-4)
• Rodriguez-Echavarria, K., Theodoridou, M., Georgis, Ch., Arnold, D., Doerr, M., Stork , A., & Peña Serna, S. (2012). Semantically Rich 3D Documentation for the Preservation of Tangible Heritage. VAST12: The 13th International Symposium on Virtual Reality, Archaeology and Intelligent Cultural Heritage, Brighton, UK, 2012. Proceedings.  (pp. 41-48). Eurographics Association (978-3-905674-39-2)
• Hmedhe, Z., Kourdounakis, H., Christophides, V., Mouza, C., Scholl, M., & Travers, N. (2012). Subscription Indexes for Web Syndication Systems. Elke A. Rundensteiner, Volker Markl, Ioana Manolescu, Sihem Amer-Yahia, Felix Naumann, Ismail Ari (Eds.): 15th International Conference on Extending Database Technology, EDBT '12. Proceedings. ACM 2012. March 27-30, Berlin, Germany. (pp. 312-323) (978-1-4503-0790-1)
• Shaon, A., Giaretta, D., Crompton, S., Conway, E., Matthews, B. , Marelli, F. , Giammatteo, U.D., Marketakis, Y., Tzitzikas, Y., & Guarino, R. , Brocks, H. , Engel, F.  (2012). Towards a Long-term Preservation Infrastructure for Earth Science Data. In Proceedings of the 9th International Conference on Preservation of Digital Objects (iPRES-2012), Canada, 2012. October 1-5, , (pp. 80-87)
• Kritikos, K., & Plexousakis, D. (2012). Towards Optimal and Scalable Non-Functional Service Matchmaking Techniques. In Proceedings of 2012 IEEE 19th International Conference on Web Services, Honolulu, HI.  June 24-29 , (pp. 327-335). IEEE (978-1-4673-2131-0)
• Tachmazidis, I., Antoniou, G., Flouris, G., & Kotoulas, S. (2012). Towards Parallel Nonmonotonic Reasoning with Billions of Facts. . Gerhard Brewka, Thomas Eiter, Sheila A. McIlraith (Eds.): Principles of Knowledge Representation and Reasoning: Proceedings of the Thirteenth International Conference, KR 2012.. June 10-14, Rome, Italy. (pp. 638-642). AAAI Press (978-1-57735-560-1 )
• Zeginis, Ch., Konsolaki, K., Kritikos, K., & Plexousakis, D. (2012). Towards Proactive Cross-Layer Service Adaptation. Web Information Systems Engineering - WISE 2012 13th International Conference, Paphos, Cyprus, 2012. Proceedings.  November 28-30, (pp. 704-711). Berlin Heidelberg: Springer (978-3-642-35062-7)
• Fafalios, P., Kitsos, I., Marketakis, Y., Baldassarre, C., Salampasis, M., & Tzitzikas, Y. (2012). Web Searching with Entity Mining at Query Time. Multidisciplinary Information Retrieval. 5th International Retrieval Facility Conference, IRFC 2012, Vienna, Austria, 2012 Proceedings.  July 2-3, (pp. 73-88). Berlin Heidelberg: Springer (978-3-642-31273-1 )
• Peña Serna, S., Scopigno, R., Doerr, M., Theodoridou, M., Georgis, Ch., Ponchio , F., & Stork , A. (2011). 3D-centered media linking and semantic enrichment through integrated searching, browsing, viewing and annotating. Proceedings of VAST11: The 12th International Symposium on Virtual Reality, Archaeology and Intelligent Cultural Heritage. October 18-21, 2011, Prato, Italy
• Rip, F., Grinias, E., & Kotzinos, D. (2011). Analysis of Quantitative Profiles of GI Education: towards an Analytical Basis for EduMapping. Advancing Geoinformation Science for a Changing World [Papers from the 14th AGILE Conference, Utrecht, The etherlands. 18-21 April , (pp. 443-459). Springer (978-3-642-19788-8)
• Hmedeh, Z., Vouzoukidou, N., Travers, N., Christophides, V., Mouza, C., & Scholl, M. (2011). Characterizing Web Syndication Behavior and Content. WISE'11 Proceedings of the 12th international conference on Web information system engineering , Sydney, Australia. October 13 – 14, (pp. 29-42). Springer
• Roussakis, I., Flouris, G., & Christophides, V. (2011). Declarative Repairing Policies for Curated KBs. In Proceedings of the 10th Hellenic Data Management Symposium (HDMS-11), 2011. Athens 17-18
• Patkos, Th., & Plexousakis, D. (2011). Epistemic Reasoning for Ambient Intelligence. ICART 2011 - 3rd International Conference on Agents and Artificial Inteligence . 28-30 January, Rome, Italy. (pp. 242-248). SciTePress (978-989-8425-40-9)
• Ostrowski, M., Flouris, G., Schaub, T., & Antoniou, G. (2011). Evolution of Ontologies using ASP. Technical Communications of the 27th International Conference, on Logic Programming, ICLP 2011. July 6-10, Lexington, Kentucky, USA. (pp. 16-27). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik (978-3-939897-31-6)
• Ostrowski, M., Flouris, G., Schaub, T., & Antoniou, G. (2011). Evolution of Ontologies using ASP. Technical Communications of the 27th International Conference on Logic Programming (ICLP'11).  (pp. 16-27). Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik (978-3-939897-31-6)
• Kondylakis, H., & Plexousakis, D. (2011). Exelixis: evolving ontology-based data integration system. ACM SIGMOD International Conference on Management of Data, SIGMOD 2011. June 12-16, Athens, Greece. (pp. 1283-1286). New York, NY, USA: ACM (978-1-4503-0661-4)
• Fafalios, P., & Tzitzikas, Y. (2011). Exploiting Available Memory and Disk for Scalable Instant Overview Search. Athman Bouguettaya, Manfred Hauswirth, Ling Liu (Eds.): Web Information System Engineering - WISE 2011 - 12th International Conference, Sydney, Australia, 2011. Proceedings. October 13-14, Springer (978-3-642-24433-9)
• Kravari, K., Papatheodorou, K., Antoniou, G., & Bassiliades, N. (2011). Extending a Multi-agent Reasoning Interoperability Framework with Services for the Semantic Web Logic and Proof Layers. Rule-Based Reasoning, Programming, and Applications 5th International Symposium, RuleML 2011 - Europe. 19-21 July, Barcelona, Spain. (pp. 29-43). Springer (978-3-642-22545-1)
• Manolis, N., & Tzitzikas, Y. (2011). Interactive Exploration of Fuzzy RDF Knowledge Bases. The Semantic Web: Research and Applications - 8th Extended Semantic Web Conference, ESWC 2011, Proceedings, Part I. May 29-June 2, 2011, Heraklion, Crete, Greece. (pp. 1-16). Springer 2011 (ISBN 978-3-642-21033-4 CiteSeerX)
• Damásio, C.V., Analyti, A., & Antoniou, G. (2011). Modularity in the Rule Interchange Format. Rule-Based Reasoning, Programming, and Applications 5th International Symposium, RuleML 2011 – Europe. July 19-21, Barcelona, Spain. (pp. 313 -318). Springer (978-3-642-22545-1)
• Kondylakis, H., & Plexousakis, D. (2011). Ontology Evolution in Data Integration: Query Rewriting to the Rescue. Conceptual Modeling - ER 2011, 30th International Conference, ER 2011. Proceedings. October 31 - November 3, Brussels, Belgium. (pp. 393-401). Springer (978-3-642-24605-0)
• Bikakis, A., & Antoniou, G. (2011). Partial Preferences and Ambiguity Resolution in Contextual Defeasible Logic. Logic Programming and Nonmonotonic Reasoning - 11th International Conference, LPNMR 2011. May 16-19, Vancouver, Canada. (pp. 193-198). Springer (978-3-642-20894-2)
• Kravari, K., Papatheodorou, C., Antoniou, G., & Bassiliades, N. (2011). Reasoning and Proofing Services for Semantic Web Agents. IJCAI 2011, Proceedings of the 22nd International Joint Conference on Artificial Intelligence. July 16-22, Barcelona, Catalonia,Spain. (pp. 2662-2667) (978-1-57735-516-8)
• Antoniou, G., Tsamardinos, I., & Filippaki, Ch. (2011). Using Constraint Optimization for Conflict Resolution and Detail Control in Activity Recognition. AmI 2011 - International Joint Conference on Ambient Intelligence.  November 16-18, Amsterdam, The Netherlands
• Pan, X., Beckmann, Ph., Havemann, S., Tzompanaki, K., Doerr, M., & Fellner, D.W. (2010). A Distributed Object Repository for Cultural Heritage. Proceedings of VAST 2010: The 11th International Symposium on Virtual Reality, Archaeology and Cultural Heritage. 21-24 September, 2010, Palais du Louvre, Paris, France. (pp. 105-114). Aire-La-Ville, Geneva, Switzerland: Eurographics
• LOW, J.T., & Doerr, M. (2010). A Postcard is Not a Building - Why we Need Museum Information Curators. , In Proc. of the CIDOC 2010 Conference : Museums in intercultural dialogue - New Practices in Knowledge Sharing and Information Integration. November, Shangai, China (pdf)
• Patkos, Th., Chrysakis, I., Bikakis, A., Plexousakis, D., & Antoniou, G. (2010). A Reasoning Framework for Ambient Intelligence. May 4-7, Athens, Greece. (pp. 213-222)
• Doerr, M., Tzompanaki, K., Theodoridou, M., Georgis, Ch., Axaridou, A., & Havemann, S. (2010). A Repository for 3D Model Production and Interpretation in Culture and Beyond. Proceedings of VAST 2010: The 11th International Symposium on Virtual Reality, Archaeology and Cultural Heritage. 21-24 September, 2010, Palais du Louvre, Paris, France. (pp. 97-104). Aire-La-Ville, Geneva, Switzerland: Eurographics
• Kastrinakis, D., & Tzitzikas, Y. (2010). Advancing Search Query Autocompletion Services with More and Better Suggestions. Web Engineering, 10th International Conference, ICWE 2010, Proceedings. July 5-9, 2010, Vienna Austria. (pp. 35-49). Springer Berlin / Heidelberg (978-3-642-13910-9)
• Spyratos, N., & Kotzinos, D. (2010). Communicating through preferences. Proceedings of the 3rd International Conference on PErvasive Technologies Related to Assistive Environments PETRA '10. June 23-25, Samos, Greece. (pp. 40:1-40:7). New York, NY, USA: ACM (978-1-4503-0071-1)
• Flouris, G., Fundulaki, I., Michou, M., & Antoniou, G. (2010). Controlling Access to RDF Graphs. Future Internet - FIS 2010, Third Future Internet Symposium. September 20-22, Berlin, Germany. (pp. 107-117). Springer Berlin / Heidelberg
• Bikakis, A., & Antoniou, G. (2010). Defeasible Contextual Reasoning with Arguments in Ambient Intelligence. November, (pp. 1492-1506). Piscataway, NJ, USA: IEEE Educational Activities Department
• Damásio, C.V., Analyti, A., & Antoniou, G. (2010). Embeddings of simple modular extended RDF. Proceedings of the Fourth international conference on Web reasoning and rule systems, RR '10. September 22-24, Bressanone, Italy. (pp. 204-212). Berlin, Heidelberg: Springer-Verlag (3-642-15917-6, 978-3-642-15917-6)
• Kondylakis, H., & Plexousakis, D. (2010). Enabling ontology evolution in data integration. Proceedings of the 2010 EDBT/ICDT Workshops. Lausanne, Switzerland. (pp. 38:1-38:7). New York, NY, USA: ACM (978-1-60558-990-9)
• Chrysakis, I., Chalkidis, C., & Plexousakis, D. (2010). Evaluation of top-k queries in peer-to-peer networks using threshold algorithms. Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010. October 26-30, Toronto, Ontario, Canada. (pp. 1305-1308). ACM (978-1-4503-0099-5)
• Damásio, C.V., Analyti, A., & Antoniou, G. (2010). Implementing Simple Modular ERDF ontologies. Proceeding of the 2010 conference on ECAI 2010: 19th European Conference on Artificial Intelligence. August 16-20, Lisbon, Portuga. (pp. 1083-1084). Amsterdam, The Netherlands, The Netherlands: IOS Press (978-1-60750-605-8)
• Pitzalis, D, Niccolucci, F., Theodoridou, M., & Doerr, M. (2010). LIDO and CRMdig from a 3D Cultural Heritage Documentation Perspective. Proceedings of VAST 2010: The 11th International Symposium on Virtual Reality, Archaeology and Cultural Heritage, Eurographics. 21-24 September, Palais du Louvre, Paris, France. (pp. 87-95). Aire-La-Ville, Geneva, Switzerland: Eurographics
• Theoharis, Y., Karvounarakis, G., Fundulaki, I., & Christophides, V. (2010). On provenance of queries on web data. Proceedings of the Hellenic Data Management Symposium. Agia Napa, Cyprus
• Papatheodorou, C., Antoniou, G., & Bikakis, A. (2010). On the Deployment of Contextual Reasoning in Ambient Intelligence Environments. In Proc. 6th International Conference on Intelligent Environments (IE '10). July 19-21, Kuala Lumpur, Malaysia. (pp. 13-18) (978-1-4244-7836-1)
• Tzitzikas, Y., Plexousakis, D., & Kondylakis, H. (2010). Ontology evolution in data integration. Proceedings of the Hellenic Data Management Symposium. Agia Napa, Cyprus
• Karvounarakis, G., Ives, Z.G., & Tannen, V. (2010). Querying data provenance. Proceedings of the 2010 international conference on Management of data . June 06 - 11, Indianapolis, Indiana, USA. New York, NY, USA: ACM (978-1-4503-0032-2)
• Antoniou, G., Papatheodorou, Ch., & Bikakis, A. (2010). Reasoning about Context in Ambient Intelligence Environments: A Report from the Field. In Proceedings of the 12th International Conference on the Principles of Knowledge Representation and Reasoning (KR 2010). May 9-13, Toronto, Canada. AAAI Publications (pdf)
• Bikakis, A., & Antoniou, G. (2010). Rule-Based Contextual Reasoning in Ambient Intelligence. Semantic Web Rules. International Symposium, RuleML 2010. October 21-23, Washington, DC, USA. (pp. 74-88). Springer Berlin / Heidelberg (978-3-642-16288-6)
• Zampetakis, S., Tzitzikas, Y., Leonidis, A., & Kotzinos, D. (2010). StarLion: Auto-Configurable Layouts for Exploring Ontologies. Procs of the 7th Extended Semantic Web Conference (Demo Track), ESWC 2010. June, Heraklion, Greece
• Tzitzikas, Y., Marketakis, Y., & Antoniou, G. (2010). Task-Based Dependency Management for the Preservation of Digital Objects Using Rules. In Proceedings of the 6th Hellenic Conference on Artificial Inteligence (SETN 2010). May 4-7, Athens, Greece. (pp. 265-274). Springer
• Zeginis, Ch., & Plexousakis, D. (2010). Towards Realizing WS Cross-Layer Monitoring and Adaptation. In Proceedings of the PhD Symposium at the 8th IEEE European Conference on Web Services . December 3, Agia Napa, Cyprus
• Analyti, A., Antoniou, G., & Damásio, C.V. (2009). A Formal Theory for Modular ERDF Ontologies. Proceedings of Third International Conference Web Reasoning and Rule Systems (RR 2009). October 25-26, Chantilly, VA, US. (pp. 212-226). Springer Berlin / Heidelberg (pdf)
• Leonidis, A., Baryannis, G., Fafoutis, X., Korozi, M., Gazoni, N., Dimitriou, M., Koutsogiannaki, M., Boutsika, A., Papadakis, M., Papagiannakis, H., Tesseris, G., Voskakis, E., Bikakis, A., & Antoniou, G. (2009). Alertme: a semantics-based context-aware notification system. In the Proceedings of the 33rd Annual IEEE International Computer Software and Applications Conference (COMPSAC 2009). 20-24 July, Seattle, Washington, USA. (pp. 200-205). Los Alamitos, CA, USA: IEEE Computer Society (0730-3157)
• Bikakis, A., Antoniou, G., & Hasapis, P. (2009). Alternative strategies for conflict resolution in multi-context systems. Proceedings of the 5th IFIP Conference on Artificial Intelligence Applications & Innovations (AIAI 2009).  (pp. 31-40) (15715736; 9781441902207 (ISBN))
• Flouris, G., Fundulaki, I., Pediaditis, P., Theoharis, Y., & Christophides, V. (2009). Coloring RDF Triples to Capture Provenance. The Semantic Web - ISWC 2009, 8th International Semantic Web Conference. October 25-29, Chantilly, VA, USA. (pp. 196-212) (pdf)
• Sacco, G.M., Ferré, S., & Tzitzikas, Y. (2009). Comparison with Other Techniques.  (pp. 35-74)
• Wang, K., Wang, Z., Topor, R.W., Pan, J.Z., & Antoniou, G. (2009). Concept and Role Forgetting in ALC Ontologies. The Semantic Web - ISWC 2009, 8th International Semantic Web Conference, ISWC 2009. October 25-29, Chantilly, VA, USA. (pp. 666-681)
• Bikakis, A., & Antoniou, G. (2009). Contextual Argumentation in Ambient Intelligence. In Proceedings of the 10th International Conference on Logic Programming and Nonmonotonic Reasoning (LPNMR '09). September 14-18, Potsdam, Germany. (pp. 30-43). Springer Berlin / Heidelberg
• Koromilas, L., Chinis, G., Fundulaki, I., & Ioannidis, S. (2009). Controlling access to XML documents over XML native and relational databases. In Proceedings of the 6th VLDB Workshop on Secure Data Management (SDM). 28 August 2009 through 28 August 2009, Lyon, France. (pp. 122-141) (03029743; 364204218X (ISBN); 9783642042188 (ISBN)) (pdf)
• Kondylakis, H., Doerr, M., & Plexousakis, D. (2009). Empowering Provenance in Data Integration. 13th East European Conference on Advances in Databases and Information Systems, ADBIS 2009. 7 September 2009 through 10 September 2009, Riga. (pp. 270-285) (03029743; 3642039723 (ISBN); 9783642039720 (ISBN))
• Nikoloudakis, E., Kritsotakis, M., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2009). Exploiting semantics for indoor navigation and user-tracking. Symposia and Workshops on Ubiquitous, Autonomic and Trusted Computing in Conjunction with the UIC '09 and ATC '09 Conferences, UIC-ATC 2009. 7 July 2009 through 9 July 2009, Brisbane. (pp. 149-154) (9780769537375 (ISBN))
• Papadakos, P., Kopidaki, S., Armenatzoglou, N., & Tzitzikas, Y. (2009). Exploratory Web Searching with Dynamic Taxonomies and Results Clustering. ECDL '09 Proceedings of the 13th European conference on Research and advanced technology for digital libraries.  (pp. 106-118) (pdf)
• Armenatzoglou, N., Marketakis, Y., Kriara, L., Apostolopoulos, E., Papavasiliou, V., Kampas, D., Kapravelos, A., Kartsonakis, E., Linardakis, G., Nikitaki, S., Bikakis, A., & Antoniou, G. (2009). FleXConf: A Flexible Conference Assistant Using Context-Aware Notification Services. On the Move to Meaningful Internet Systems: OTM 2009 Workshops,Confederated International Workshops and Posters, ADI, CAMS, EI2N, ISDE, IWSSA, MONET, OnToContent, ODIS, ORM, OTM Academy, SWWS, SEMELS, Beyond SAWSDL, and COMBEK 2009. November 1-6, Vilamoura, Portugal. (pp. 108-117). Springer
• Prandoni, C., Valentini, M., & Doerr, M. (2009). Formalising a Model for Digital Rights Clearance. 27 September-2 October, (pp. 327-338) (978-3-642-04345-1)
• Meghini, C., Doerr, M., & Spyratos, N. (2009). Managing Co-reference Knowledge for Data Integration. Proceeding of the 2009 conference on Information Modelling and Knowledge Bases XX.  (pp. 224-244). Amsterdam, The Netherlands, The Netherlands: IOS Press (978-1-58603-957-8) (pdf)
• Treiber, M., Kritikos, K., Schall, D., Plexousakis, D., & Dustdar, Sch. (2009). Modeling Context-aware and Socially-enriched Mashups. In Proceedings of the 3rd International Workshop on Web APIs and Services Mashups (at OOPSLA '09). October
• Papavasiliou, V., Flouris, G., Fundulaki, I., Kotzinos, D., & Christophides, V. (2009). On Detecting High-Level Changes in RDF/S KBs. The Semantic Web - ISWC 2009, 8th International Semantic Web Conference. October 25-29, Chantilly, VA, USA. (pp. 473-488) (pdf)
• Pediaditis, P., Flouris, G., Fundulaki, I., & Christophides, V. (2009). On Explicit Provenance Management in RDF/S Graphs. First Workshop on the Theory and Practice of Provenance. February 23, San Francisco, CA, USA (pdf)
• Kondylakis, H., Flouris, G., & Plexousakis, D. (2009). Ontology and Schema Evolution in Data Integration: Review and Assessment. OTM '09: Proceedings of the Confederated International Conferences, CoopIS, DOA, IS, and ODBASE 2009 on On the Move to Meaningful Internet Systems. Vilamoura, Portugal. (pp. 932-947). Berlin, Heidelberg: Springer-Verlag (978-3-642-05150-0) (pdf)
• Doerr, M., Freitas, F., Guizzardi, G., & Han, H. (2009). Preface to MOST-ONISW 2009. 9-12 November, Gramado, Brazil. (pp. 157-158) (978-3-642-04946-0)
• Marketakis, Y., Tzanakis, M., & Tzitzikas, Y. (2009). PreScan: towards automating the preservation of digital objects. MEDES '09: International ACM Conference on Management of Emergent Digital EcoSystems. October 27-30, Lyon, France. (pp. 404-411)
• Patkos, Th., & Plexousakis, D. (2009). Reasoning with Knowledge, Action and Time in Dynamic and Uncertain Domains. IJCAI 2009, Proceedings of the 21st International Joint Conference on Artificial Intelligence. July 11-17, Pasadena, California, USA. (pp. 885-890) (pdf)
• Patkos, Th., & Plexousakis, D. (2009). Sensing Inertial and Continuously-Changing World Features. Proceedings of the 5th IFIP International Conference on Artificial Intelligence Applications and Innovations. Thessaloniki, Greece. (pp. 379-388)
• Analyti, A., Tzitzikas, Y., & Spyratos, N. (2009). Specifying Valid Compound Terms in Interrelated Faceted Taxonomies. Conceptual Modeling - ER 2009, 28th International Conference on Conceptual Modeling, Gramado, Brazil, November 9-12, 2009, Proceedings. November 9-12, Gramado, Brazil. (pp. 360-373). Springer Berlin / Heidelberg (978-3-642-04839-5)
• Kopidaki, S., Papadakos, P., & Tzitzikas, Y. (2009). STC+ and NM-STC: Two Novel Online Results Clustering Methods for Web Searching. Web Information Systems Engineering - WISE 2009, 10th International. Proceedings. October 5-7, Poznan, Poland. (pp. 523-537) (pdf)
• Baryannis, G., & Plexousakis, D. (2009). The frame problem in Web service specifications. PESOS '09: Proceedings of the 2009 ICSE Workshop on Principles of Engineering Service Oriented Systems.  (pp. 9-12). Washington, DC, USA: IEEE Computer Society (978-1-4244-3716-0)
• Wang, Z., Wang, K., Topor, R.W., Pan, J.Z., & Antoniou, G. (2009). Uniform Interpolation for ALC Revisited. AI '09: Proceedings of the 22nd Australasian Joint Conference on Advances in Artificial Intelligence. Melbourne, Australia. (pp. 528-537). Berlin, Heidelberg: Springer-Verlag (978-3-642-10438-1)
• Konstantinidis, G., Flouris, G., Antoniou, G., & Christophides, V. (2008). A Formal Approach for RDF/S Ontology Evolution. ECAI 2008 - 18th European Conference on Artificial Intelligence. July 21-25, Patras, Greece. (pp. 70-74). IOS Press (pdf)
• Maglaras, D., Doerr, M., Ware, A., Vassilakis, K., & Papadourakis, G. (2008). A formal mechanism for analysis and re-implementation of legacy programs. IASTED International Conference on Software Engineering, SE 2008. 12 February 2008 through 14 February 2008, Innsbruck. (pp. 92-97) (9780889867154 (ISBN))
• Antoniou, G., Bikakis, A., Damianakis, P., Foukarakis, M., Iacovidis, G., Karmazi, M., Kondylakis, H., Makridakis, A., Nikiforos, G., Papadourakis, G., Papoutsakis, M., Psyharaki, A., Stratakis, G., Tourlakis, P., Anagnostopoulos-Tsialiamanis, P., Vasiliadis, G., Wagner, G., & Velegrakis, D. (2008). A Multi-agent Environment for Serving Proof Explanations in the Semantic Web. Proceedings of the 18th European Conference on Artificial Intelligence (ECAI 2008). October 2-4, Syros, Greece. (pp. 26-37)
• Christodoulou, E., Ioannou, M., Kafousi, M., Sanidas, E., Papagiannakis, G., Danilatou, V., Tsiliki, G., Margaritis, Th., Kondylakis, H., Manakanatas, D., Koumakis, L., Kanterakis, A., Vassilaros, S., Tsiknakis, M.N., Analyti, A., Potamias, G.A., Tsiftsis, D., Stathopoulos, E., & Kafetzopoulos, D. (2008). A new gene expression signature related to breast cancer estrogen receptor status. BIBE 2008. 8th IEEE International Conference on BioInformatics and BioEngineering. October, Greece. (pp. 1-7) (pdf)
• Analyti, A., Antoniou, G., & Damásio, C.V. (2008). A Principled Framework for Modular Web Rule Bases and Its Semantics. Principles of Knowledge Representation and Reasoning: Proceedings of the 11th International Conference on Principles of Knowledge Representation and Reasoning (KR 2008). September 16-19, Sydney, Australia. (pp. 390-400). AAAI Press
• Michou, M., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). A Semantics-Based User Model for the Support of Personalized, Context-Aware Navigational Services. Ontologies in Interactive Systems, 2008. ONTORACT '08. First International Workshop on.  (pp. 41-50)
• Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). A Survey of Semantics-Based Approaches for Context Reasoning in Ambient Intelligence. In Constructing Ambient Intelligence - AmI-07 Workshops, Communications in Computer and Information Science. 2007 Nov, Darmstadt, Germany. (pp. 14-23). Berlin: Springer (9783540853787 (pbk.) 3540853782 (pbk.)) (pdf)
• Antoniou, G., Dimaresis, N., & Governatori, G. (2008). A system for modal and deontic defeasible reasoning. SAC '08: Proceedings of the 2008 ACM symposium on Applied computing. March 16 - 20, Fortaleza, Ceara, Brazil. (pp. 2261-2265). New York, NY, USA: ACM (978-1-59593-753-7)
• Patkos, Th., & Plexousakis, D. (2008). A theory of action, knowledge and time in the event calculus. 5th Hellenic Conference on Artificial Intelligence, SETN 2008. 2 October 2008 through 4 October 2008, Syros. (pp. 226-238) (03029743; 3540878807 (ISBN); 9783540878803 (ISBN))
• Bravo, L., Cheney, J., & Fundulaki, I. (2008). ACCOn: checking consistency of XML write-access control policies. EDBT '08: Proceedings of the 11th international conference on Extending database technology. March 25, Nantes, France. (pp. 715-719). New York, NY, USA: ACM (978-1-59593-926-5)
• Kalaitzakis, M., Kritsotakis, V., Kondylakis, H., Potamias, G.A., Tsiknakis, M.N., & Kafetzopoulos, D. (2008). An Integrated Clinico-Proteomics Information Management and Analysis Platform. Proceedings of the Twenty-First IEEE International Symposium on Computer-Based Medical Systems. June 17-19, Finland. (pp. 218-220) (pdf)
• Guo, J., Hu, Z., Antoniou, G., & Chan, C.K. (2008). Answering an inquiry from heterogeneous contexts. Proceedings of the 2008 IEEE International Conference on e-Business Engineering (ICEBE '08). 22-24 October 2008, Xi"an, China. (pp. 113-120) (9780769533957 (ISBN)) (pdf)
• Brochhausen, M., Weiler, G., Martin, L., Cocos, C., Stenzhorn, H., Graf, N., Doerr, M., Tsiknakis, M.N., & Smith, B. (2008). Applications of the ACGT Master Ontology on Cancer. OTM Workshops. 9-14th November, Monterrey, Mexico. (pp. 1046-1055)
• Kritsotakis, M., Michou, M., Nikoloudakis, E., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). C-NGINE: A Contextual Navigation Guide for Indoor Environments. Proceedings of the 2nd European Conference on Ambient Intelligence (AmI-08). November 19-22, Nuremberg, Germany. (pp. 258-275)
• Analyti, A., Antoniou, G., Damásio, C.V., & Wagner, G. (2008). Computability and Complexity Issues of Extended RDF. Frontiers in Artificial Intelligence and Applications, Proceedings of the 18th European Conference on Artificial Intelligence (ECAI 2008). July, Greece. (pp. 733-734). IOS Press (0922-6389) (pdf)
• Bikakis, A., & Antoniou, G. (2008). Distributed defeasible contextual reasoning in ambient computing. 2nd European Conference on Ambient Intelligence, AmI 2008. 19 November 2008 through 22 November 2008, Nuremberg, Germany. (pp. 308-325) (03029743; 3540896163 (ISBN); 9783540896166 (ISBN))
• Bikakis, A., & Antoniou, G. (2008). Distributed Defeasible Reasoning in Multi-Context Systems. Proceedings of the Twelfth International Workshop on Non-Monotonic Reasoning (NMR 2008). 13-15 September, Sydney, Australia (pdf)
• Bikakis, A., & Antoniou, G. (2008). Distributed Reasoning with Conflicts in an Ambient Peer-to-Peer Setting. Constructing Ambient Intelligence - AmI-07 Workshops, Communications in Computer and Information Science. November 7-10, Darmstadt, Germany. (pp. 24-33)
• Georgiadis, P., Kapantaidakis, I., Christophides, V., Nguer, E.M., & Spyratos, N. (2008). Efficient rewriting algorithms for preference queries. 2008 IEEE 24th International Conference on Data Engineering, ICDE '08. 7 April 2008 through 12 April 2008, Cancun. (pp. 1101-1110) (10844627; 9781424418374 (ISBN))
• Kritikos, K., & Plexousakis, D. (2008). Evaluation of QoS-based web service matchmaking algorithms. 2008 IEEE Congress on Services, SERVICES 2008. 6 July 2008 through 11 July 2008, Honolulu, HI. (pp. 567-574) (9780769532868 (ISBN))
• Kontopoulos, E., Bassiliades, N., Governatori, G., & Antoniou, G. (2008). Extending a Defeasible Reasoner with Modal and Deontic Logic Operators. Web Intelligence and Intelligent Agent Technology, 2008. WI-IAT '08. IEEE/WIC/ACM International Conference on.  (pp. 626-629) (pdf)
• Tzitzikas, Y., Armenatzoglou, N., & Papadakos, P. (2008). FleXplorer: A framework for providing faceted and dynamic taxonomy-based information exploration. DEXA 2008, 19th International Conference on Database and Expert Systems Applications. 1 September 2008 through 5 September 2008, Turin. (pp. 392-396) (15294188; 9780769532998 (ISBN)) (pdf)
• Doerr, M., Le Boeuf, P., & Bekiari, Ch. (2008). FRBROO, A CONCEPTUAL MODEL FOR PERFORMING ARTS. In Conference proceedings "The Digital Curation of Cultural Heritage" ICOM-CIDOC Annual Meeting. 15-18 September, Athens, Greece (pdf)
• Christophides, V., Collard, M., & Gutierrez, C. (2008). Lecture Notes in Computer Science: Preface. VLDB Workshop on the Semantic Web, Ontologies and Databases,SWDB-ODBIS 2007.  (0302-9743; 3540709592 9783540709596)
• Bikakis, A., & Antoniou, G. (2008). Local and Distributed Defeasible Reasoning in Multi-Context Systems. Proceedings of the International Symposium on Rule Representation, Interchange and Reasoning on the Web (RuleML 2008). October 30-31, Orlando, FL, USA. (pp. 135-149). Springer
• Papadakos, P., Theoharis, Y., Marketakis, Y., Armenatzoglou, N., & Tzitzikas, Y. (2008). Mitos: Design and evaluation of a DBMS-based Web search engine. 12th Pan-Hellenic Conference on Informatics, PCI 2008. 28 August 2008 through 30 August 2008, Samos Island. (pp. 49-53) (9780769533230 (ISBN)) (pdf)
• Rousidis, I., Tzagkarakis, G., Plexousakis, D., & Tzitzikas, Y. (2008). On a probabilistic combination of prediction sources. 17th International Symposium on Methodologies for Intelligent Systems, ISMIS 2008. 20 May 2008 through 23 May 2008, Toronto. (pp. 535-544) (03029743; 3540681221 (ISBN); 9783540681229 (ISBN)) (pdf)
• Konstantinidis, G., Flouris, G., Antoniou, G., & Christophides, V. (2008). On RDF/S ontology evolution. VLDB Workshop on the Semantic Web, Ontologies and Databases, SWDB-ODBIS 2007 [Revised Selected Papers]. 24 September 2007 through 24 September 2007, Vienna. (pp. 21-42) (03029743; 3540709592 (ISBN); 9783540709596 (ISBN))
• Tzitzikas, Y., Theoharis, Y., & Andreou, D. (2008). On Storage Policies for Semantic Web Repositories that Support Versioning. In Proceedings of the 5th European Semantic Web Conference (ESWC '08). June, Spain
• Analyti, A., Antoniou, G., Damásio, C.V., & Wagner, G. (2008). On the computability and complexity issues of extended RDF. Proceedings of the Tenth Pacific Rim International Conference on Artificial Intelligence (PRICAI-08). December, Hanoi, Vietnam. (pp. 5-16). Springer (0302-9743; 354089196X 9783540891963)
• Theoharis, Y., Georgakopoulos, G.F., & Christophides, V. (2008). On the synthetic generation of semantic web schemas. VLDB Workshop on the Semantic Web, Ontologies and Databases, SWDB-ODBIS 2007. 24 September 2007 through 24 September 2007, Vienna. (pp. 98-116) (03029743; 3540709592 (ISBN); 9783540709596 (ISBN))
• Martin, L., Anguita, A., Maojo, V., Bonsma, E., Bucur, A., Vrijnsen, J., Brochhausen, M., Cocos, C., Stenzhorn, H., Tsiknakis, M.N., Doerr, M., & Kondylakis, H. (2008). Ontology based integration of distributed and heterogeneous data sources in ACGT. 1st International Conference on Health Informatics, HEALTHINF 2008. 28 January 2008 through 31 January 2008, Funchal, Madeira. (pp. 301-306) (9789898111166 (ISBN)) (pdf)
• Kalaitzakis, M., Kritsotakis, V., Grangeat, P., Paulus, C., Gerfault, L., Perez, M., Reina, C., Potamias, G.A., Tsiknakis, M.N., Kafetzopoulos, D., & Binz, P.A. (2008). Proteomic based identification of cancer biomarkers: The LOCCANDIA integrated platform. BioInformatics and BioEngineering, 2008. In proceedings of the 8th IEEE International Conference on BioInformatics and BioEngineering (IEEE BIBE 2008). 8-10 October, Athens, Greece. (pp. 1-7)
• Wagner, G., Giurca, A., Diaconescu, M., Antoniou, G., Analyti, A., & Damásio, C.V. (2008). Reasoning on the Web with Open and Closed Predicates. Proceedings of Third International Workshop on Applications of Logic Programming to the (Semantic) Web and Web Services (ALPSWS 2008), in conjunction with ICLP '08. December, Udine, Italy. (pp. 71-84) (pdf)
• Brochhausen, M., Weiler, G., Cocos, C., Stenzhorn, H., Graf, N., Doerr, M., & Tsiknakis, M.N. (2008). The ACGT Master Ontology on Cancer A New Terminology Source for Oncological Practice. CBMS. June 17-19, Jyväskylä, Finland. (pp. 324-329) (pdf)
• Bikakis, A., Papatheodorou, C., & Antoniou, G. (2008). The DR-Prolog Tool Suite for Defeasible Reasoning and Proof Explanation in the Semantic Web. Proceedings of the 5th Hellenic Conference on Artificial Intelligence (SETN '08). October 2-4, Syros, Greece. (pp. 345-351)
• Papadakis, N., Plexousakis, D., Antoniou, G., Daskalakis, M., & Christodoulou, Y. (2008). The Ramification Problem in Temporal Databases: A Solution Implemented in SQL. Proceedings of the 17th International Symposium on Methodologies for Intelligent Systems (ISMIS '08). May 20-23, Toronto, Canada. (pp. 381-388)
• Avguleas, I., Gkirtzou, K., Triantafulou, S., Bikakis, A., Antoniou, G., Kontopoulos, E., & Bassiliades, N. (2008). Visualization of Proofs in Defeasible Logic. Proceedings of the International Symposium on Rule Representation, Interchange and Reasoning on the Web (RuleML 2008),. October 30-31, Orlando, FL, USA. (pp. 197-210)
• Tzitzikas, Y., & Kotzinos, D. (2007). (Semantic Web) evolution through change logs: Problems and solutions. IASTED International Conference on Artificial Intelligence and Applications, AIA 2007. 12 February 2007 through 14 February 2007, Innsbruck. (pp. 610-615) (9780889866317 (ISBN)) (pdf)
• Kritikos, K., & Plexousakis, D. (2007). A semantic QoS-based web service discovery algorithm for over-constrained demands. 3rd International Conference on Next generation Web Services Practices, NWeSP '07. 29 October 2007 through 31 October 2007, Seoul. (pp. 49-54) (0769530222 (ISBN); 9780769530222 (ISBN))
• Kritikos, K., & Plexousakis, D. (2007). A Semantic QoS-Based Web Service Discovery Engine for Over-Constrained QoS Demands. ICSOC Workshops. September 17, Vienna, Austria. (pp. 151-164)
• Patkos, Th., Bikakis, A., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2007). A Semantics-Based Framework for Context-Aware Services: Lessons Learned and Challenges. Proceedings of the 4th International Conference on Ubiquitous Intelligence and Computing (UIC-2007). July 11-13, Hong Kong, China. (pp. 839-848). Springer (pdf)
• Antoniou, G., Dimaresis, N., & Governatori, G. (2007). A system for modal and deontic defeasible reasoning. Proceedings of the 12th Australian Joint Conference on Artificial Intelligence (AI '07). 2 December 2007 through 6 December 2007, (pp. 609-613). Gold Coast (03029743 (ISSN); 9783540769262 (ISBN))
• Keenoy, K., Poulovassilis, A., Papamarkos, G., Wood, P.T., Christophides, V., Magkanaraki, A., Stratakis, M., Rigaux, Ph., & Spyratos, N. (2007). Adaptive Personalisation in Self e-Learning Networks. First International Kaleidoscope Learning Grid SIG Workshop on Distributed e-Learning Environments. March 14, Napoli, Italy (pdf)
• Vigias, S.D., Dalamagas, T., Christophides, V., Sellis, T., & Dimitriou, A. (2007). Application of the peer-to-peer paradigm in digital libraries. 1st International DELOS Conference. 13 February 2007 through 14 February 2007, Pisa. (pp. 318-327) (03029743; 9783540770879 (ISBN))
• Giaretta, D., Fusco, L., Ross, S., Guercio, M., Hernandez, M., Meghini, C., Giammatteo, U.D., Bjelogrlic, Z., Naor, D., Boi, S., Terrugi, D., Ng, K., Briguglio, L., Christophides, V., Bachimont, B., Vinet, H., & Sedlak, P. (2007). CASPAR project and the validation of digital preservation techniques. Proceedings of {PV-2007}: Ensuring the Long-Term Preservation and Value Adding to Scientific and Technical Data. 9-11 October, We{ss}ling, Germany (pdf)
• Tzitzikas, Y. (2007). Dependency management for the preservation of digital information. 18th International Conference on Database and Expert Systems Applications, DEXA 2007. 3 September 2007 through 7 September 2007, Regensburg. (pp. 582-592) (03029743; 9783540744672 (ISBN)) (pdf)
• Georgiadis, P., Christophides, V., & Spyratos, N. (2007). Designing personalized curricula based on student preferences. SIGDOC '07: 25th ACM International Conference on Design of Communication. 22 October 2007 through 24 October 2007, El Paso, TX. (pp. 55-62) (9781595935885 (ISBN))
• Doerr, M., Markakis, G., Theodoridou, M., & Tsikritzis, M. (2007). Diathesis, a newspaper digitization suite. In Proccedings of the third SEEDI International Conference: Digitization of cultural and scientific heritage. 13-15 September, Cetinje, Montenegro
• Patkos, Th., Bikakis, A., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2007). Distributed AI for ambient intelligence: Issues and approaches. Proceedings of the 2nd European Conference on Ambient Intelligence (AmI-07). 7 November 2007 through 10 November 2007, Darmstadt, Germany. (pp. 159-176). Springer-Verlag (03029743 (ISSN); 9783540766513 (ISBN))
• Doerr, M., & Iorizzo, D. (2007). Epistemic Networks in Grid + Web 2.0 Digital Libraries. In Proc of the First International Workshop on Digital Libraries Foundations In conjunction with ACM IEEE Joint Conference on Digital Libraries (JCDL 2007). 23 June, Vancouver, Canada (pdf)
• Tzitzikas, Y., & Analyti, A. (2007). Faceted taxonomy-based information management. DEXA 2007 18th International Workshop on Database and Expert Systems Applications. 3 September 2007 through 7 September 2007, Regensburg. (pp. 207-211) (15294188; 0769529321 (ISBN); 9780769529325 (ISBN)) (pdf)
• Tsiknakis, M.N., Grangeat, P., Binz, P.A., Potamias, G.A., Lisacek, F., Gerfault, L., Paulus, C., Manakanatas, D., Kritsotakis, V., Kondylakis, H., Perez, M., Plexousakis, D., Kaforou, S., & Kafetzopoulos, D. (2007). Functional specifications of an integrated proteomics information management and analysis platform.. Conf Proc IEEE Eng Med Biol Soc.  (pp. 6065-6069) (1557170X)
• Kakali, C., Lourdi, I., Stasinopoulou, Th., Bountouri, L., Papatheodorou, Ch., Doerr, M., & Gergatsoulis, M. (2007). Integrating Dublin Core metadata for cultural heritage collections using ontologies. 27-31 August, Singapore. (pp. 128-139) (pdf)
• Potamias, G.A., Koumakis, L., Kanterakis, A., Sfakianakis, S.G., Analyti, A., Moustakis, V.A., Kafetzopoulos, D., Ruping, S., & Tsiknakis, M.N. (2007). Knowledge Discovery Scientific Workflows in Clinico-Genomics. In Proceedings of the19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 07). 29-31 October, Patras, Greece. (pp. 91-95). IEEE Computer Society
• Doerr, M., Meghini, C., & Spyratos, N. (2007). Leveraging on Associations - a New Challenge for Digital Libraries. In Proc of the First International Workshop on Digital Libraries Foundations In conjunction with ACM IEEE Joint Conference on Digital Libraries (JCDL 2007). 23 June, Vancouver, Canada (pdf)
• Le Boeuf, P., & Doerr, M. (2007). Linking CIDOC CRM and FRBR. Intelligent Access to Digital Heritage. 18-19 October
• Tzitzikas, Y., & Flouris, G. (2007). Mind the (Intelligibility) Gap. 16 September 2007 through 21 September 2007, Budapest. (pp. 87-99) (03029743; 9783540748502 (ISBN)) (pdf)
• Doerr, M., & Le Boeuf, P. (2007). Modelling Intellectual Processes: The FRBR - CRM Harmonization. DELOS Conference. February 13-14, Pisa, Italy. (pp. 114-123)
• Tzitzikas, Y., & Theoharis, Y. (2007). Naming functions for the vector space model. 29th European Conference on IR Research, ECIR 2007. 2 April 2007 through 5 April 2007, Rome. (pp. 613-620) (03029743; 3540714944 (ISBN); 9783540714941 (ISBN)) (pdf)
• Tzitzikas, Y. (2007). On Preserving the Intelligibility of Digital Objects through Dependency Management. In Proceedings of the International Conference PV 2007. October, Munich, Germany. (pp. 9-11) (pdf)
• Zeginis, D., Tzitzikas, Y., & Christophides, V. (2007). On the foundations of computing deltas between RDF models. 6th International Semantic Web Conference, ISWC 2007 and 2nd Asian Semantic Web Conference, ASWC 2007. 11 November 2007 through 15 November 2007, Busan. (pp. 637-651) (03029743; 3540762973 (ISBN); 9783540762973 (ISBN))
• Konstantinidis, G., Flouris, G., Antoniou, G., & Christophides, V. (2007). Ontology evolution: A framework and its application to RDF. Proceedings of the SWDB-ODBIS07: Joint ODBIS & SWDB workshop on Semantic Web, Ontologies, Databases. Colocated with VLDB2007. Vienna, Austria. (pp. 238-245)
• Stasinopoulou, Th., Bountouri, L., Kakali, C., Lourdi, I., Papatheodorou, Ch., Doerr, M., & Gergatsoulis, M. (2007). Ontology-Based Metadata Integration in the Cultural Heritage Domain. ICADL. December 10-13, Hanoi, Vietnam. (pp. 165-175) (pdf)
• Kritikos, K., & Plexousakis, D. (2007). OWL-Q for Semantic QoS-based Web Service Description and Discovery. SMRR. November 11, Busan, South Korea (pdf)
• Brochhausen, M., Doerr, M., & Han, H. (2007). Preface to ONISW 2007. ER Workshops. November 5-9, Auckland, New Zealand. (pp. 148)
• Georgiadis, P., Christophides, V., & Spyratos, N. (2007). Preference-Based Queries for Course Sequencing. In Proceedings of the 10th DELOS Thematic Workshop on "Personalized Access, ProfileManagement, and Context Awareness in Digital Libraries" (PersDL 2007, in conj. with the 11th Int"l Conference on User Modeling (UM2007). 29-30 June, Corfu, Greece (pdf)
• Antoniou, G., Bikakis, A., Dimaresis, N., Genetzakis, M., Georgalis, G., Governatori, G., Karouzaki, E., Kazepis, N., Kosmadakis, D., Kritsotakis, M., Lilis, G., Papadogiannakis, A., Pediaditis, P., Terzakis, C., Theodosaki, R., & Zeginis, D. (2007). Proof explanation for the semantic web using defeasible logic. Proceedings of the 2nd International Conference on Knowledge Science, Engineering and Management (KSEM '07). 28 November 2007 through 30 November 2007, (pp. 186-197). Melbourne (03029743 (ISSN); 9783540767183 (ISBN))
• Bassiliades, N., Antoniou, G., & Governatori, G. (2007). Proof explanation in the DR-DEVICE system. Proceedings of the 1st International Conference on Web Reasoning and Rule Systems (RR-2007). 7 June 2007 through 8 June 2007, Innsbruck, Austria. (pp. 249-258). Springer (03029743 (ISSN); 354072981X (ISBN); 9783540729815 (ISBN))
• Kondylakis, H., Analyti, A., & Plexousakis, D. (2007). Quete: Ontology-based query system for distributed sources. Proceedings. of the 11th East European Conference on Advances in Databases and Information Systems (ADBIS '07). 29 September 2007 through 3 October 2007, (pp. 359-375). Varna (03029743 (ISSN); 9783540751847 (ISBN))
• Kritikos, K., & Plexousakis, D. (2007). Requirements for QoS-based web service description and discovery. 31st Annual International Computer Software and Applications Conference, COMPSAC 2007. 24 July 2007 through 27 July 2007, Beijing. (pp. 467-472) (07303157; 9780769528700 (ISBN))
• Kritikos, K., & Plexousakis, D. (2007). Semantic QoS-based web service discovery algorithms. 5th IEEE European Conference on Web Services, ECOWS 07. 26 November 2007 through 28 November 2007, Halle. (pp. 181-190) (0769530443 (ISBN); 9780769530444 (ISBN))
• Papadakis, N., Antoniou, G., & Plexousakis, D. (2007). The ramification problem in temporal databases: Concurrent execution with conflicting constraints. Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI '07). 29 October 2007 through 31 October 2007, Patras, Greece. (pp. 274-278) (10823409 (ISSN); 076953015X (ISBN); 9780769530154 (ISBN))
• Kontopoulos, E., Bassiliades, N., & Antoniou, G. (2007). Visual stratification of defeasible logic rule bases. Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI '07). 29 October 2007 through 31 October 2007, Patras, Greece. (pp. 238-245) (10823409 (ISSN); 076953015X (ISBN); 9780769530154 (ISBN))
• Flouris, G., Plexousakis, D., & Antoniou, G. (2006). A Classification of Ontology Change. Proceedings of the 3rd Italian Semantic Web Workshop, Semantic Web Applications and Perspectives (SWAP-06). 18-20 December, Pisa, Italy
• Bikakis, A., Patkos, Th., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2006). A Semantic-based Framework for Context-Aware Pedestrian Guiding Services. Proceedings of the Second International Workshop on Semantic Web Technology For Ubiquitous and Mobile Applications (SWUMA '06). August 28, Riva del Garda, Trentino, Italy. (pp. 7-11)
• Manakanatas, D., & Plexousakis, D. (2006). A Tool for Semi-Automated Semantic Schema Mapping: Design and Implementation. DISWEB. June 5-9, Luxemburg
• Meghini, C., Tzitzikas, Y., & Spyratos, N. (2006). Abduction for Extending Incomplete Information Sources.  (pp. 267-278)
• Flouris, G., & Plexousakis, D. (2006). Bridging ontology evolution and belief change. In Proceedings of the 4th Hellenic Conference on Artificial Intelligence (SETN '06). 18 May 2006 through 20 May 2006, Heraklion, Crete. (pp. 486-489) (03029743; 354034117X (ISBN); 9783540341178 (ISBN))
• Tsiknakis, M.N., Kafetzopoulos, D., Potamias, G.A., Analyti, A., Marias, K., & Manganas, A. (2006). Building a European biomedical grid on cancer: the ACGT Integrated Project.. Challenges and Opportunities of Healthgrids: Proceedings of the HealthGrid 2006 Conference. Valencia, Spain. (pp. 247-258). IOS Press (09269630)
• Tsiknakis, M.N., Kafetzopoulos, D., Potamias, G.A., Analyti, A., Marias, K., & Sfakianakis, S.G. (2006). Developing a European Biomedical GRID for post-genomic research on Cancer. Proceedings of the IEEE International Topic Conference on Information Technology in Biomedicine (ITAB-2006). 25-28 October, Ioannina, Greece
• Doerr, M., & Kritsotaki, A. (2006). Documenting events in metadata. Proceedings of VAST 2006: The 7th International Symposium on Virtual Reality, Archaeology and Cultural Heritage. Short papers from the joint event CIPA/VAST/EG/EuroMed2006. 30 October - 4 November, 2006, Nicosia,Cyprus. (pp. 56-60)
• Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Emergent Knowledge Artifacts for Supporting Trialogical E-Learning. In Proceedings of the 1st International Workshop on Building Technology Enhanced Learning solutions for Communities of Practice, TEL-CoPS 2006. October, Heraklion, Greece
• Alevizou, V., & Plexousakis, D. (2006). Enhanced Specifications for Web Service Composition. ECOWS. 4-6 December, Zurich, Switzerland. (pp. 223-232)
• Flouris, G., Plexousakis, D., & Antoniou, G. (2006). Evolving ontology evolution. Proceedings of the 32nd International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 06). 21 January 2006 through 27 January 2006, Merin, Czech Republic. (pp. 14-29) (03029743; 354031198X (ISBN); 9783540311980 (ISBN))
• Flouris, G., Huang, Z., Pan, J.Z., Plexousakis, D., & Wache, H. (2006). Inconsistencies, negations and changes in ontologies. 21st National Conference on Artificial Intelligence and the 18th Innovative Applications of Artificial Intelligence Conference, AAAI-06/IAAI-06. 16 July 2006 through 20 July 2006, Boston, MA. (pp. 1295-1300) (1577352815 (ISBN); 9781577352815 (ISBN))
• Analyti, A., Kondylakis, H., Manakanatas, D., Kalaitzakis, M., Plexousakis, D., & Potamias, G.A. (2006). Integrating clinical and genomic information through the PrognoChip mediator. 7th International Symposium on Biological and Medical Data Analysis, ISBMDA 2006. 7 December 2006 through 8 December 2006, Thessaloniki. (pp. 250-261) (03029743; 3540680632 (ISBN); 9783540680635 (ISBN))
• Flouris, G., Plexousakis, D., & Antoniou, G. (2006). On generalizing the AGM postulates. Proceedings of the 3rd European Starting AI Researcher Symposium (STAIRS-06). January 21-27, (pp. 132-143). IOS Press
• Tzitzikas, Y., & Hainaut, J.L. (2006). On the visualization of large-sized ontologies. AVI '06 - Working Conference on Advanced Visual Interfaces 2006. 23 May 2006 through 26 May 2006, Venezia. (pp. 99-102) (1595933530 (ISBN); 9781595933539 (ISBN))
• Damásio, C.V., Analyti, A., Antoniou, G., & Wagner, G. (2006). Open and Closed World Reasoning in the Semantic Web. In Proceedings of the 11th International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems (IPMU 2006). July, Paris, France
• Spyratos, N., & Christophides, V. (2006). Querying with preferences in a digital library. International Workshop - Federation over the Web. 1 May 2005 through 6 May 2005, Dagstuhl, Castle. (pp. 130-142) (03029743; 3540310185 (ISBN); 9783540310181 (ISBN))
• Furche, T., Linse, B., Bry, F., Plexousakis, D., & Gottlob, G. (2006). RDF Querying: Language Constructs and Evaluation Methods Compared. September 4-8, (pp. 1-52). Lisbon, Portugal
• Tzitzikas, Y. (2006). Revising faceted taxonomies and CTCA expressions. 4th Helenic Conference on AI, SETN 2006. 18 May 2006 through 20 May 2006, Heraklion, Crete. (pp. 600-604) (03029743; 354034117X (ISBN); 9783540341178 (ISBN))
• Kritikos, K., & Plexousakis, D. (2006). Semantic QoS metric matching. Proceedings of ECOWS 2006: 4th European Conference on Web Services. 4 December 2006 through 6 December 2006, Zurich. (pp. 265-274) (076952737X (ISBN); 9780769527376 (ISBN))
• Spyratos, N., Christophides, V., Georgiadis, P., & Nguer, M. (2006). Semantics and Pragmatics of Preference Queries in Digital Libraries. Proceedings of the International Workshop on Knowledge Media Science. October, Meiningen, Germany
• Damásio, C.V., Analyti, A., Antoniou, G., & Wagner, G. (2006). Supporting Open and Closed World Reasoning on the Web. Proceedings of the 4th Workshop on Principles and Practice of Semantic Web Reasoning (PPSWR 2006). June 10-11, Budva, Montenegro. (pp. 149-163)
• Sinclair, P., Addis, M., Choi, F., Doerr, M., Lewis, P., & Martinez, K. (2006). The use of CRM Core in Multimedia Annotation. 
• Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Trialogical E-learning and emergent knowledge artifacts. 1st European Conference on Technology Enhanced Learning, EC-TEL 2006. 1 October 2006 through 4 October 2006, Crete. (pp. 703-708) (03029743; 3540457771 (ISBN); 9783540457770 (ISBN))
• Kontopoulos, E., Bassiliades, N., & Antoniou, G. (2006). Visualizing defeasible logic rules for the Semantic Web. 1st Asian Semantic Web Conference, ASWC 2006. September 3-7, Beijing, China. (pp. 278-292) (03029743; 3540383298 (ISBN); 9783540383291 (ISBN))
• Papamanthou, Ch., Tollis, I.G., & Doerr, M. (2005). 3D Visualization of Semantic Metadata Models and Ontologies. Graph Drawing. 12 International Symposium, GD 2004. 29 September 2004 through 2 October 2004, New York, USA. (pp. 377-388). Springer
• Antoniou, G., Skylogiannis, Th., Bikakis, A., & Bassiliades, N. (2005). A deductive semantic brokering system. 9th International Conference on Knowledge-Based Intelligent Information and Engineering Systems, KES 2005. 14 September 2005 through 16 September 2005, Melbourne. (pp. 746-752) (03029743)
• Bassiliades, N., Kontopoulos, E., Antoniou, G., & Vlahavas, I.P. (2005). A Graphical Rule Authoring Tool for Defeasible Reasoning in the Semantic Web. In Proceedings of the 10th Panhellenic Conference in Informatics.  (pp. 404-414). Springer
• Patkos, Th., & Plexousakis, D. (2005). A Semantic Marketplace of Negotiating Agents. AP2PC. July 25, Utrecht, The Netherlands. (pp. 94-105)
• Patkos, Th., & Plexousakis, D. (2005). A Semantic Marketplace of Peers Hosting Negotiating Intelligent Agents. CAiSE Short Paper Proceedings. 13-17 June, Porto, Portugal
• Bassiliades, N., Kontopoulos, E., & Antoniou, G. (2005). A visual environment for developing defeasible rule bases for the semantic web. First International Conference on Rules and Rule Markup Languages for the Semantic Web, RuleML 2005. 10 November 2005 through 12 November 2005, Galway. (pp. 172-186) (03029743; 354029922X (ISBN); 9783540299226 (ISBN))
• Papagelis, M., Plexousakis, D., & Kutsuras, T. (2005). Alleviating the sparsity problem of collaborative filtering using trust inferences. Third International Conference on Trust Management, iTrust 2005. 23 May 2005 through 26 May 2005, Paris. (pp. 224-239) (03029743)
• Theoharis, Y., Christophides, V., & Karvounarakis, G. (2005). Benchmarking database representations of RDF/S stores. 4th International Semantic Web Conference, ISWC 2005. 6 November 2005 through 10 November 2005, Galway. (pp. 685-701) (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
• Potamias, G.A., Analyti, A., Kafetzopoulos, D., Kafousi, M., Margaritis, Th., Plexousakis, D., Poirazi, P., Reczko, M., Tollis, I.G., Sanidas, E., Stathopoulos, E., Tsiknakis, M.N., & Vassilaros, S. (2005). Breast Cancer and Biomedical Informatics: The PrognoChip Project. Proceedings of the 17th IMACS World Congress Scientific Computation, Applied Mathematics and Simulation. July, Paris, France. Paris, France (2-915913-02-1)
• Papagelis, M., Plexousakis, D., & Nikolaou, P.N. (2005). CONFIOUS: Managing the electronic submission and reviewing process of scientific conferences. 6th International Conference on Web Information Systems Engineering, WISE 2005. 20 November 2005 through 22 November 2005, New York, NY. (pp. 711-720) (03029743; 3540300171 (ISBN); 9783540300175 (ISBN))
• Serfiotis, G., Koffina, I., Christophides, V., & Tannen, V. (2005). Containment and minimization of RDF/S query patterns. 4th International Semantic Web Conference, ISWC 2005. 6 November 2005 through 10 November 2005, Galway. (pp. 607-623) (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
• Antoniou, G., Skylogiannis, Th., Bikakis, A., & Bassiliades, N. (2005). Dr-brokering - A defeasible logic-based system for semantic brokering. 2005 IEEE International Conference on e-Technology, e-Commerce and e-Service, EEE-05. 29 March 2005 through 1 April 2005, Hong Kong. (pp. 414-417) (0769522742 (ISBN))
• Skylogiannis, Th., Antoniou, G., Bassiliades, N., & Governatori, G. (2005). DR-Negotiate - A system for automated agent negotiation with defeasible logic-based strategies. 2005 IEEE International Conference on e-Technology, e-Commerce and e-Service, EEE-05. 29 March 2005 through 1 April 2005, Hong Kong. (pp. 44-49) (0769522742 (ISBN))
• Bikakis, A., & Antoniou, G. (2005). DR-Prolog: A System for Reasoning with Rules and Ontologies on the Semantic Web. Proceedings of the 7th International Symposium on Logical Formalizations of Commonsense Reasoning. Corfu, Greece
• Bikakis, A., & Antoniou, G. (2005). DR-prolog:A system for reasoning with rules and ontologies on the semantic web. 20th National Conference on Artificial Intelligence and the 17th Innovative Applications of Artificial Intelligence Conference, AAAI-05/IAAI-05. 9 July 2005 through 13 July 2005, Pittsburgh, PA. (pp. 1594-1595)
• Tzitzikas, Y., & Hainaut, J.L. (2005). How to Tame a Very Large ER Diagram (Using Link Analysis and Force-Directed Drawing Algorithms). In the Proceedings of the 24th International Conference on Conceptual Modeling. October 24-28, Klagenfurt, Austria. (pp. 144-159). Springer Berlin / Heidelberg
• Papagelis, M., Rousidis, I., Plexousakis, D., & Theoharopoulos, E. (2005). Incremental collaborative filtering for highly-scalable recommendation algorithms. 15th International Symposium on Methodologies for Intelligent Systems, ISMIS 2005. 25 May 2005 through 28 May 2005, Saratoga Springs, NY. (pp. 553-561) (03029743; 3540258787 (ISBN); 9783540258780 (ISBN))
• Bekiari, Ch., Constantopoulos, P., & Doerr, M. (2005). Information design for cultural documentation. In Proceedings of the 9th DELOS Network of Excellence thematic workshop: Digital Repositories: Interoperability and Common Services. 11-13 May, Heraklion, Crete, Greece
• Koffina, I., Serfiotis, G., Christophides, V., Tannen, V., & Deutsch, A. (2005). Integrating XML Data Sources using RDF/S Schemas: The ICS-FORTH Semantic Web Integration Middleware (SWIM). Semantic Interoperability and Integration. 
• Antoniou, G., Franconi, E., & van Harmelen, F. (2005). Introduction to Semantic Web Ontology Languages. First International Summer School 2005, Revised Lectures. July 25-29, Msida, Malta. (pp. 1-21)
• Wang, K., Antoniou, G., Topor, R.W., & Sattar, A. (2005). Merging and aligning ontologies in dl-programs. First International Conference on Rules and Rule Markup Languages for the Semantic Web, RuleML 2005. 10 November 2005 through 12 November 2005, Galway. (pp. 160-171) (03029743; 354029922X (ISBN); 9783540299226 (ISBN))
• Flouris, G., Plexousakis, D., & Antoniou, G. (2005). On applying the AGM theory to DLs and OWL. Proceedings of the 4th International Semantic Web Conference (ISWC 2005). 6 November 2005 through 10 November 2005, Galway, Ireland. (pp. 216-231) (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
• Kotzinos, D., Pediaditaki, S., Apostolidis, A., Athanasis, N., & Christophides, V. (2005). Online curriculum on the semantic Web: the CSD-UoC portal for peer-to-peer e-learning. WWW.  (pp. 307-314)
• Constantopoulos, P., Doerr, M., & Petraki, M. (2005). Reliability modelling for long-term digital preservation. In Proceedings of the 9th DELOS Network of Excellence thematic workshop: Digital Repositories: Interoperability and Common Services. 11-13 May, Heraklion, Crete, Greece
• Magiridou, M., Sahtouris, S., Christophides, V., & Koubarakis, M. (2005). RUL: A declarative update language for RDF. 4th International Semantic Web Conference, ISWC 2005. 6 November 2005 through 10 November 2005, Galway. (pp. 506-521) (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
• Analyti, A., Antoniou, G., Damásio, C.V., & Wagner, G. (2005). Stable model theory for extended RDF ontologies. Proceedings of the 4th International Semantic Web Conference,(ISWC 2005). 6 November 2005 through 10 November 2005, Galway, Ireland. (pp. 21-36). Springer (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
• Doerr, M. (2005). The CIDOC CRM, an Ontological Approach to Schema Heterogeneity. Semantic Interoperability and Integration; Dagstuhl Seminar Proceedings. Internationales Begegnungs- und Forschungszentrum fuer Informatik (IBFI), Schloss Dagstuhl, Germany (1862-4405)
• Bonatti, P.A., Antoniou, G., Baldoni, M., Baroglio, C., Duma, C., Fuchs, N., Nejdl, W., Olmedilla, D., Peer, J., Patti, V., & Shamheri, N. (2005). The rewerse view on policies. Proceedings of the ISWC Semantic Web and Policy Workshop (SWPW), with the 4th International Semantic Web Conference. Galway, Ireland
• Doerr, M., Kritsotaki, A., & Stead, S. (2005). Thesauri of historical periods - A proposal for standardization. In Proceedings CIDOC '05 Conference. 24-27 May, Zagreb, Croatia
• Flouris, G., Plexousakis, D., & Antoniou, G. (2005). Updating description logic using the AGM theory. Proceedings of the 7th International Symposium on Logical Formalizations of Commonsense Reasoning. 22-24 May, Corfu, Greece
• Flouris, G., Plexousakis, D., & Antoniou, G. (2005). Updating DLs Using the AGM Theory: A Preliminary Study. Proceedings of the International Workshop on Description Logics (DL '05). July 26-28, Edinburgh, Scotland, UK
• Antoniou, G., Bikakis, A., & Wagner, G. (2004). A defeasible logic programming system for the Web. Tools with Artificial Intelligence, 2004. ICTAI 2004. 16th IEEE International Conference on. 15-17 November, Boca Raton, FL, USA. (pp. 756-757) (1082-3409)
• Bassiliades, N., Antoniou, G., & Vlahavas, I.P. (2004). A Defeasible Logic Reasoner for the Semantic Web. RuleML. November 8, Hiroshima, Japan. (pp. 49-64)
• Antoniou, G. (2004). A Discussion of Some Intuitions of Defeasible Reasoning. SETN. May 5-8, Samos, Greece. (pp. 311-320)
• Skylogiannis, Th., Antoniou, G., & Bassiliades, N. (2004). A System for Automated Agent Negotiation with Defeasible Logic-Based Strategies - Preliminary Report. RuleML. November 8, Hiroshima, Japan. (pp. 205-214)
• Antoniou, G., Bikakis, A., & Wagner, G. (2004). A System for Nonmonotonic Rules on the Web. RuleML. November 8, Hiroshima, Japan. (pp. 23-36)
• Potamias, G.A., Analyti, A., Kafetzopoulos, D., Tsiknakis, M.N., Plexousakis, D., Poirazi, P., Reczko, M., Tollis, I.G., Sanidas, E., Stathopoulos, E., & Vassilaros, S. (2004). Breast Cancer, Microarrays and Biomedical Informatics: The Prognochip Project. First International Advanced Research Workshop In Silico Oncology: Advances and Challenges (1st IARWISO). 9-11 September, Sparta, Greece
• Wang, K., Billington, D., Blee, J., & Antoniou, G. (2004). Combining Description Logic and Defeasible Logic for the Semantic Web. RuleML. November 8, Hiroshima, Japan. (pp. 170-181)
• Bassiliades, N., Antoniou, G., & Vlahavas, I.P. (2004). DR-DEVICE: A Defeasible Logic System for the Semantic Web. PPSWR. September 6-10, St. Malo, France. (pp. 134-148)
• Flouris, G., Plexousakis, D., & Antoniou, G. (2004). Generalizing the AGM postulates: Preliminary results and applications.  (pp. 171-179)
• Athanasis, N., Christophides, V., & Kotzinos, D. (2004). Generating on the fly queries for the semantic web: The ICS-FORTH graphical RQL interface (GRQL).  (pp. 486-501) (03029743)
• Doerr, M., Schaller, K., & Theodoridou, M. (2004). Integration of complementary archaeological sources. Computer Applications and Quantitative Methods in Archaeology Conference, CAA2004. 13-17 April, Prato, Italy
• Tzitzikas, Y., & Analyti, A. (2004). Mining the meaningful compound terms from materialized faceted taxonomies.  (pp. 873-890) (03029743)
• Doerr, M. (2004). Modelling learning subjects as relationships. International Workshop on Intuitive Human Interfaces for Organizing and Accessing Intellectual Assets. 1 March 2004 through 5 March 2004, Dagstuhl Castle. (pp. 201-214) (03029743)
• Constantopoulos, P., Doerr, M., Theodoridou, M., & Tzobanakis, M. (2004). On information organization in annotation systems. International Workshop on Intuitive Human Interfaces for Organizing and Accessing Intellectual Assets. 1 March 2004 through 5 March 2004, Dagstuhl Castle. (pp. 189-200) (03029743)
• Constantopoulos, P., Doerr, M., Theodoridou, M., & Tzobanakis, M. (2004). On Knowledge Organization in Annotation Systems. In Proceedings of Dagstuhl Workshop on Intuitive Human Interface for Organizing and Accessing Intellectual Assets. 1-5 March
• Keenoy, K., Poulovassilis, A., Christophides, V., Rigaux, Ph., Papamarkos, G., Magkanaraki, A., Stratakis, M., Spyratos, N., & Wood, P.T. (2004). Personalisation Services for Self E-learning Networks. ICWE. July 26-30, Munich, Germany. (pp. 215-219)
• Papagelis, M., & Plexousakis, D. (2004). Qualitative analysis of user-based and item-based prediction algorithms for recommendation agents. 8th International Workshop CIA 2004: Cooperative Information Agents VIII. 27 September 2004 through 29 September 2004, Erfurt. (pp. 152-166) (03029743)
• Plexousakis, D. (2004). Querying and Viewing the Semantic Web: An RDF-Based Perspective. SOFSEM. January 24-30, (pp. 60-61). Merin, Czech Republic
• Karvounarakis, G., Magkanaraki, A., Alexaki, S., Christophides, V., Plexousakis, D., Scholl, M., & Tolle, K. (2004). RQL: A Functional Query Language for RDF. The Functional Approach to Data Management: Modelling, Analyzing and Integrating Heterogeneous Data.  (pp. 435-465). Springer-Verlag
• Kokkinidis, G., & Christophides, V. (2004). Semantic query routing and processing in P2P database systems: The ICS-FORTH SQPeer middleware.  (pp. 486-495) (03029743)
• Doerr, M., Plexousakis, D., Kopaka, K., & Bekiari, Ch. (2004). Supporting Chronological Reasoning in Archaeology. In Computer Applications and Quantitative Methods in Archaeology Conference, CAA2004.  (pp. 13-17)
• Wagner, G., Antoniou, G., Tabet, S., & Boley, H. (2004). The Abstract Syntax of RuleML - Towards a General Web Rule Language Framework. Web Intelligence. 20-24 September, Beijing, China. (pp. 628-631)
• Doerr, M., Kritsotaki, A., & Stead, S. (2004). Which Period is it? A Methodology to Create Thesauri of Historical Periods. Computer Applications and Quantitative Methods in Archaeology Conference, CAA2004. 13-17 April, Prato, Italy
• Houstis, C.E., Lalis, S., Christophides, V., Plexousakis, D., Vavalis, M., Pitikakis, M., Kritikos, K., & Smardas, A. (2003). A Data, Computation and Knowledge Grid the Case of the Arion System. In Proceedings of the International Conference on Enterprise Information Systems. April, Angers, France. (pp. 359-365)
• Papadakis, N., & Plexousakis, D. (2003). Addressing the Ramification Problem in a Temporal Context: The Case of Concurrent Actions. Proceedings: 15th IEEE International Conference on Tools with artificial Intelligence. 3 November 2003 through 5 November 2003, Sacramento, CA. (pp. 545-549) (10636730)
• Hull, R., Benedikt, M., Christophides, V., & Su, J. (2003). E-Services: A Look behind the Curtain. Twenty second ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems, PODS 2003. 9 June 2003 through 11 June 2003, San Diego, CA. (pp. 1-14)
• Katzagiannaki, I.E., & Plexousakis, D. (2003). Information Dissemination based on Semantic Relations. CAiSE Short Paper Proceedings. June, Toronto, Canada. (pp. 245-248)
• Flouris, G., Plexousakis, D., & Antoniou, G. (2003). On a Unifying Framework for Comparing Knowledge Representation Schemes. KRDB. September 15-16, Hamburg, Germany
• Christophides, V., Plexousakis, D., Scholl, M., & Tourtounis, S. (2003). On labeling schemes for the semantic web. WWW. Budapest, Hungary. (pp. 544-555)
• Flouris, G., & Plexousakis, D. (2003). On the use of matrices for belief revision. Post-Proceedings of the 8th Panhellenic Conference on Informatics (Selected Papers).  (pp. 100-117) (03029743)
• Christophides, V., Plexousakis, D., Scholl, M., & Tourtounis, S. (2003). Optimizing Semantic Web Queries using Labeling Schemes. In Proceedings of the 2nd Hellenic Data Management Symposium. September, Athens, Greece
• Keenoy, K., & Christophides, V. (2003). Personalisation in Self e-Learning Networks. MMGPS. December 16, London
• Papagelis, M., & Plexousakis, D. (2003). Recommendation Based Discovery of Dynamic Virtual Communities. CAiSE Short Paper Proceedings; The 15th Conference on Advanced Information Systems Engineering ({CA}i{SE} '03), Klagenfurt/Velden, Austria, 16-20 June, 2003, {CA}i{SE} Forum, Short Paper Proceedings, Information Systems for a Connected Society; CEUR Workshop Proceedings. CEUR-WS.org (86-435-0549-8)
• Antoniou, G., & Wagner, G. (2003). Rules and Defeasible Reasoning on the Semantic Web. RuleML. October 20, Sanibel Island, FL, USA. (pp. 111-120)
• Doerr, M., & Sarris, A. (2003). The Digital Heritage of Archaeology : Computer Applications and Quantitative Methods in Archaeology. Conference on Computer Applications and Quantitative Methods in Archaeology. Greece: Archive of Monuments and Publications, Hellenic Ministry of Culture (9602140860 9789602140864)
• Christophides, V., Karvounarakis, G., Koffina, I., Kokkinidis, G., Magkanaraki, A., Plexousakis, D., Serfiotis, G., & Tannen, V. (2003). The ICS-FORTH SWIM: A Powerful Semantic Web Integration Middleware. SWDB. September 7-8, Berlin, Germany. (pp. 381-393)
• Tzitzikas, Y., Analyti, A., & Spyratos, N. (2003). The semantics of the compound term composition algebra.  (pp. 970-985) (03029743)
• Magkanaraki, A., Tannen, V., Christophides, V., & Plexousakis, D. (2003). Viewing the Semantic Web through RVL lenses.  (pp. 96-112) (03029743)
• Houstis, C.E., Lalis, S., Christophides, V., Plexousakis, D., Vavalis, M., Pitikakis, M., Kritikos, K., Smardas, A., & Gikas, Ch. (2002). A Service Infrastructure for e-Science: The Case of the ARION System. WES; Web Services, {E}-Business, and the Semantic Web, {CA}i{SE} 2002 International Workshop, {WES} 2002, Toronto, Canada, May 27-28, 2002, Revised Papers; Lecture Notes in Computer Science. Toronto, Canada. (pp. 175-187). Springer (3-540-00198-0)
• Papadakis, N., & Plexousakis, D. (2002). Actions with duration and constraints: The ramification problem in temporal databases. 14th International Conference on Tools with Artificial Intelligence. 4 June 2002 through 6 November 2002, Washington, DC. (pp. 83-90) (10636730)
• Magkanaraki, A., Alexaki, S., Christophides, V., & Plexousakis, D. (2002). Benchmarking RDF Schemas for the Semantic Web. International Semantic Web Conference. June 9-12, Sardinia, Italy. (pp. 132-146)
• Tzitzikas, Y., Spyratos, N., Constantopoulos, P., & Analyti, A. (2002). Extended Faceted Ontologies. CAiSE '02: Proceedings of the 14th International Conference on Advanced Information Systems Engineering. Toronto, Canada. (pp. 778-781). London, UK: Springer-Verlag (3-540-43738-X)
• Tzitzikas, Y., Spyratos, N., Constantopoulos, P., & Analyti, A. (2002). Extended Faceted Taxonomies for Web Catalogs. WISE '02: Proceedings of the 3rd International Conference on Web Information Systems Engineering.  (pp. 192-204). Washington, DC, USA: IEEE Computer Society (0-7695-1766-8)
• Constantopoulos, P., Doerr, M., Theodoridou, M., & Tzobanakis, M. (2002). Historical documents as monuments and as sources. 2-6 April, Heraklion, Crete, Greece
• Spyratos, N., Tzitzikas, Y., & Christophides, V. (2002). On Personalizing the Catalogs of Web Portals. FLAIRS Conference. May 14-16, Pensacola Beach, Florida, USA. (pp. 430-434)
• Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2002). Query Evaluation for Mediators over Web Catalogs. June 24-29, Primorsko, Bulgaria
• Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2002). Query Translation for Mediators over Ontology-Based Information Sources. SETN. April 11-12, Thessaloniki, Greece. (pp. 423-436)
• Karvounarakis, G., Alexaki, S., Christophides, V., Plexousakis, D., & Scholl, M. (2002). RQL: A Declarative Query Language for RDF. jan # ~01, Hawaii. (pp. 592-603)
• Papadakis, N., & Plexousakis, D. (2002). The Ramification and Qualification Problems in Temporal Databases.  (pp. 745-745)
• Papadopoulos, N., & Plexousakis, D. (2002). The Role of Semantic Relevance in Dynamic User Community Management and the Formulation of Recommendations. May 27–31, Toronto, canada. (pp. 200-215)
• Tzitzikas, Y., & Constantopoulos, P. (2001). A Decision Theoretic Model for Information Retrieval Supporting Time Constraints. Proceedings of the BCS-IRSG European Colloquium on IR Research. April 4-6, Darmstadt, Germany
• Doerr, M., Plexousakis, D., & Bekiari, Ch. (2001). A Metamodel for Part ñ Whole Relationships for Reasoning on Missing Parts and Reconstruction. November 27–30, Yokohama, Japan. (pp. 412-425)
• Christophides, V., Hull, R., Karvounarakis, G., Kumar, A., Tong, G., & Xiong, M. (2001). Beyond Discrete E-Services: Composing Session-Oriented Services in Telecommunications. TES. September 14-15, Rome, Italy. (pp. 58-73)
• Tzitzikas, Y. (2001). Democratic data fusion for information retrieval mediators. Computer Systems and Applications. In the Proceedings of the ACS/IEEE International Conference on Computer Systems and Applications, AICCSA '01. June 26-29, Beirut, Lebanon. (pp. 530-536)
• Tzitzikas, Y., Spyratos, N., & Constantopoulos, P. (2001). Deriving Valid Expressions from Ontology Definitions. In 11th European-Japanese Conference on Information Modelling and Knowledge Bases. 29 May-1 June, 2001, Maribor, Slovenia
• Tzitzikas, Y., Constantopoulos, P., & Spyratos, N. (2001). Mediators over Ontology-Based Information Sources. WISE (1).  (pp. 31-40)
• Alexaki, S., Christophides, V., Karvounarakis, G., & Plexousakis, D. (2001). On Storing Voluminous RDF Descriptions: The Case of Web Portal Catalogs. WebDB.  (pp. 43-48)
• Karvounarakis, G., Christophides, V., Plexousakis, D., & Alexaki, S. (2001). Querying RDF Descriptions for Community Web Portals. BDA. 29 October- 2 November
• Alexaki, S., Christophides, V., Karvounarakis, G., Plexousakis, D., & Tolle, K. (2001). The ICS-FORTH RDFSuite: Managing Voluminous RDF Description Bases. SemWeb. May 1st, Hong-Kong. (pp. 1-13)
• Doerr, M., & Kalomoirakis, D. (2000). A Metastructure for Thesauri in Archaeology. 18-21 April, Ljubljana, Slovenia. (pp. 117-126). BAR International Series 931, Archaeopress, Oxford, UK, 2001
• Christophides, V., Plexousakis, D., Karvounarakis, G., & Alexaki, S. (2000). Declarative Languages for Querying Portal Catalogs. DELOS Workshop: Information Seeking, Searching and Querying in Digital Libraries. 
• Bekiari, Ch., Constantopoulos, P., Fritzalas, E., Agelakis, D., & Chronaki, D. (2000). MAISTOR: A Structural Documentation System for Buildings. Proc. of the CAA 2000 (28th annual conference). Ljubljana, Slovenia
• Alexaki, S., Christophides, V., Karvounarakis, G., Plexousakis, D., Tolle, K., Amann, B., Fundulaki, I., Scholl, M., & Vercoustre, A.M. (2000). Managing RDF Metadata for Community Webs. ER (Workshops). October 9-12, Salt Lake, Utah, USA. (pp. 140-151)
• Christophides, V., Cluet, S., & Simeon, J. (2000). On wrapping query languages and efficient XML integration. May 16-18, Dallas, Texas, USA. (pp. 141-152) (01635808)
• Theodorakis, M., Analyti, A., Constantopoulos, P., & Spyratos, N. (1999). Contextualization as an abstraction mechanism for conceptual modelling.  (pp. 475-489)
• Velegrakis, Y., Christophides, V., & Constantopoulos, P. (1999). Declarative specification of Z39.50 wrappers using description logics. September 22-24, Paris, France. (pp. 383-402)
• Bekiari, Ch., & Doerr, M. (1999). Documentation and reasoning on parts and potential wholes. 14-18 April, Dublin, Ireland
• Doerr, M., & Crofts, N. (1999). Electronic Esperanto: The Role of the Object Oriented CIDOC Reference Model. ICHIM.  (pp. 157-173)
• Analyti, A., Spyratos, N., Constantopoulos, P., & Doerr, M. (1999). Inheritance under participation constraints and disjointness. In Proceedings of the 8th European-Japanese Conference on Information Modelling and Knowledge Bases. May 26-29, Vammala, Finland. (pp. 269-287). Amsterdam, The Netherlands: IOS Press
• Constantopoulos, P., Bekiari, Ch., & Fritzalas, E. (1999). MAISTOR: Structural Documentation System. 1st Panhellenic Conference on Geographic Information Systems - Potentialities & Applications, Perspectives & Challenges. December, Athens, Greece
• Christophides, V., Houstis, C.E., Lalis, S., & Tsalapata, H. (1999). Ontology-Driven Integration of Scientific Repositories. July, Israel. (pp. 717-717)
• Theodorakis, M., Analyti, A., Constantopoulos, P., & Spyratos, N. (1999). Querying contextualized information bases.  (pp. 260-270)
• Constantopoulos, P. (1998). Architectures and Services for Cultural Heritage Information. ECDL. September 21-23, Heraklion, Crete, Greece. (pp. 739)
• Theodorakis, M., Analyti, A., Constantopoulos, P., & Spyratos, N. (1998). Context in Information Bases. COOPIS '98: Proceedings of the 3rd IFCIS International Conference on Cooperative Information Systems. August 20-22, New York, USA. (pp. 260-270). Washington, DC, USA: IEEE Computer Society (0-8186-8380-5)
• Doerr, M. (1998). Effective Terminology Support for Distributed Digital Collections. in: SIXTH DELOS WORKSHOP, Preservation of Digital Information. 17-19 June, Tomar, Portugal
• Doerr, M., & Crofts, N. (1998). Electronic Communication on Diverse Data - The Role of the oo CIDOC Rference Model. 18th General Conference of the International Council of Museums and CIDOC '98. Oct 1998, Melbourne
• Constantopoulos, P., Theodoridou, M., & Yeorgaroudakis, Y. (1998). Flexible Query Formulation for Multimedia Document Retrieval. In Proceedings of the Conference on Information Technology for Organisational Systems. Athens, Greece
• Christophides, V., Houstis, C.E., Nikolaou, Ch., Lalis, S., & Kapidakis, S. (1998). Open Scientific Data Repositories Architecture. Proceedings of the NSF Invitational Workshop on Distributed Information, Computation, and Process Management for Scientific and Engineering Environments (DICPM). 
• Bekiari, Ch., Gritzapi, Ch.D., & Kalomoirakis, D. (1998). POLEMON: A Federated Database Management System for the Documentation, Management and Promotion of Cultural Heritage. In Proceedings of the 26th Conference on Computer Applications in Archaeology (CAA 1998). March 24-28, Barchelona, Spani
• Doerr, M., & Fundulaki, I. (1998). SIS - TMS: A Thesaurus Management System for Distributed Digital Collections. ECDL. September 21-23, Heraklion, Crete, Greece. (pp. 215-234)
• Sintichakis, M., & Constantopoulos, P. (1997). A method for monolingual thesauri merging. July, Philadelphia, PA, USA. (pp. 129-138) (01635840)
• Christophides, V., Doerr, M., & Fundulaki, I. (1997). A semantic network approach to semi-structured documents repositories. September 1–3, Pisa, Italy. (pp. 305-324)
• Theodorakis, M., & Constantopoulos, P. (1997). On context-based naming in information bases. Proceedings of the 1997 2nd IFCIS International Conference on Cooperative Information Systems, CoopIS 97. 24 June 1997 through 27 June 1997, Kiawah Island, SC, USA. (pp. 140-149). Los Alamitos, CA, United States: IEEE
• Doerr, M. (1997). Reference Information Acquisition and Coordination. In ASIS '97-Digital Collections: Implications for Users, Funders, Developers and Maintainers, Proc. of the 60th Annual Meeting of the American Society for Information Sciences. 1-6 November, (pp. 295-312). New Jersey, USA: Information Today Inc.:Medford (1-57387-048-X)
• Doerr, M., Christophides, V., & Fundulaki, I. (1997). The specialist seeks expert views - Managing digital folders in the Aquarelle project. In Museums and the Web, 1997, Selected Papers from an International Conference. 15-19 March, Los Angeles, CA, USA. (pp. 261-270)
• Doerr, M. (1996). Authority Services in Global Information Spaces - A requirements analysis and feasibility study. Networked Information Retrieval. August 22, ETH Zurch, Switzerland
• Constantopoulos, P., & Tzitzikas, Y. (1996). Context-driven information base update. May 20-24, Heraklion, Crete, Greece. (pp. 319-344)
• Constantopoulos, P., Theodorakis, M., & Tzitzikas, Y. (1996). Developing hypermedia over an information repository. March 16-17, Washington, DC, USA
• Tzitzikas, Y. (1996). Exploiting Semantic Networks to Generate Hypermedia. 3rd Doctoral Consortium on Advanced Information Systems Engineering. 20-21 May, Heraklion, Crete, Greece
• Christoforaki, M., Constantopoulos, P., & Doerr, M. (1996). Modelling occurrences in cultural documentation. Archeologia e informatica. 1995 Nov, Rome. (pp. 1047-1060). All "Insegna del Giglio (8878141097)
• Constantopoulos, P., & Doerr, M. (1995). An Approach to Indexing Annotated Images. ICHIM, Multimedia Computing and Museums.  (pp. 278-298)
• Maiden, N.A.M., Sutcliffe, A.G., Assenova, P., Johannesson, P., Jarke, M., Nissen, H.W., Constantopoulos, P., & Spanoudakis, G. (1995). Computational Mechanisms for Distributed Requirements Engineering. Proc. of the 7th International Conference Software Engineering and Knowledge Engineering - SEKE '95. June, Maryland, USA. (pp. 8-15)
• Bekiari, Ch., Bitzou, Th., Kalomoirakis, D., Caretsou, A., Chronaki, D., Constantopoulos, P., Gritzapi, Ch.D., & Lagogianni, M. (1995). DELTOS : conservation documentation and administration of site monuments and preserved buildings. In Proceedings of the III Convegno Internazionale di Archeologia e Informatica. November 22-25, Roma, Italy
• Christoforaki, M., Constantopoulos, P., & Doerr, M. (1995). Modelling Occurrences in Cultural Documentation. III Convegno Internazionale di Archeologia e Informatica. feb # ~03, Firenze, Italy. (pp. 1047-1060)
• Dionissiadou, I., & Doerr, M. (1994). Mapping of Material Culture to a Semantic Network. Wasington USA. August 28-September 3, (pp. 31-38)
• Spanoudakis, G., & Constantopoulos, P. (1994). Measuring similarity between software artifacts. Software engineering and knowledge engineering: SEKE '94; the 6th international conference on software engineering and knowledge Institute. Jun, Jurmala, Latvia. (pp. 387-394). Knowledge Systems Institute (0964169908)
• Spanoudakis, G., & Constantopoulos, P. (1994). On Evidential Feature Salience. Proc. of the 5th International Conference on Database and Expert Systems Applications - DEXA '94. September, Athens, greece. (pp. 153) (0302-9743)
• Spanoudakis, G., Constantopoulos, P., & Kiprioti, M. (1994). Similarity Analysis for Process Modelling of Requirements Engineering (a position paper). Proceedings of the Dagstuhl Seminar on Systems Requirements Analysis - Management & Exploitation; Schloss Dagstuhl. 
• Spanoudakis, G., & Constantopoulos, P. (1994). Similarity for Analogical Software Reuse: A Computational Model. ECAI.  (pp. 18-22)
• Kalomoirakis, D., Constantopoulos, P., Lagogianni, M., Bekiari, Ch., Bitzou, Th., & Chronaki, D. (1993). DELTOS : Registration / Documentation of site monuments groups of monuments and preserved buildings. November 30, Athens, Greece
• Constantopoulos, P., Georgiou, Th., & Tsatsakis, N. (1993). One-machine scheduling with setup times: fast solutions and applications. Proceedings of the IFIP TC5/WG5.7 5th International Conference on Advances in Production Management Systems - APMS '93. 28 September 1993 through 30 September 1993, Athens, Greece. (pp. 185-192). Amsterdam, Netherlands: Publ by Elsevier Science Publishers B.V. (09265481; 0444815988 (ISBN))
• Constantopoulos, P., Doerr, M., & Vassiliou, Y. (1993). Repositories for software reuse: the software information base. Proceedings of the IFIP WG8.1 Working Conference on Information System Development Process. 1 September 1993 through 3 September 1993, Como, Italy. (pp. 285-307). Amsterdam, Netherlands: Publ by Elsevier Science Publishers B.V. (09265473; 0444815945 (ISBN))
• Jarke, M., Pohl, K., Jacobs, S., Bubenko, Jr.J.A., Assenova, P., Holm, P., Wangler, B., Rolland, C., Plihon, V., Schmitt, J.R., Sutcliffe, A.G., Jones, S., Maiden, N.A.M., Till, D., Vassiliou, Y., Constantopoulos, P., & Spanoudakis, G. (1993). Requirements Engineering: An Integrated View of Representation, Process, and Domain. ESEC. September 13-17, Garmisch-Partenkirchen, Germany. (pp. 100-114)
• Spanoudakis, G., & Constantopoulos, P. (1993). Similarity for analogical software reuse: A conceptual modelling approach. 5th International Conference CAiSE '93. 8-11 June, Paris, France. (pp. 483-503). Springer Berlin / Heidelberg
• Constantopoulos, P., & Pataki, E. (1992). A Browser for Software Reuse. CAiSE. May, Manchester, U.K. (pp. 304-326)
• Constantopoulos, P., Drakopoulos, J., & Yeorgaroudakis, Y. (1991). Retrieval of multimedia documents by pictorial content: a prototype system. International conference on Multimedia information systems '91. Jurong, Singapore. (pp. 35-50). New York, NY, USA: McGraw-Hill, Inc (0-07-100660-5)
• Vassiliou, Y., Marakakis, M., Katalagarianos, P., Chung, L., Mertikas, M., & Mylopoulos, J. (1990). IRIS - A mapping assistant for generating designs from requirements. CAiSE.  (pp. 307-338)
• Constantopoulos, P., Lutz, E., Savino, R., & Yeorgaroudakis, Y. (1989). Multimedia document storage, classification and retrieval: Integrating the multos system.  (pp. 819-836)
• Constantopoulos, P., Leopoulos, V., & Tatsiopoulos, I.P. (1989). Production planning and control as the key to integration in small industrial firms: an implementation approach and a case study.. Proc. of the 5th CIM Europe Conference. May, Athens. London, U.K., IFS Publications (1854230409 (ISBN); 9781854230409 (ISBN))
• Constantopoulos, P., Yeorgaroudakis, Y., Matteucci, A., & Pancaccin, G. (1988). Client Design for the MULTOS Multimedia Filing System. In Proceedings of the ESPRIT Conference '88. Brussels (0444871454)
• Constantopoulos, P., Drettakis, G., Petra, E., Theodoridou, M., & Yeorgaroudakis, Y. (1988). Iterative Design of User Interfaces for an Office System Using a UIMS. In Proceedings of the Conference on Information Technology for Organisational Systems. Athens, Greece
• Constantopoulos, P., Drettakis, G., Petra, E., Theodoridou, M., & Yeorgaroudakis, Y. (1988). Multimedia Office System Interface Design using a UIMS. Proceedings of IFIP WG 8.4 on OIS: The Design Process. August