Periodicals
Journal Articles
- Analyti, A., Spyratos, N., & Constantopoulos, P. (2000). Deriving and retrieving contextual categorical information through instance inheritance. Fundam Inf, 44(4), 321-351.
- Velegrakis, Y., Christophides, V., & Constantopoulos, P. (2000). On Z39.50 wrapping and description logics. International Journal on Digital Libraries, 3(3), 208-220. (pdf)
ERCIM News
- Tolle, K., & Christophides, V. (2000, April 2000). ICS-VRP: a Tool for Parsing and Validating RDF Metadata & Schemas. ERCIM News, 41.





