H. Stuckenschmidt. Proceedings of the Workshop
on Applications of Ontologies and Problem-solving Methods, 14th European Conference on Artificial
Intelligence ECAI 2000, Berlin, Germany, (August 2000)
S. Decker, M. Erdmann, D. Fensel, and R. Studer. Database Semantics, Semantic Issues in Multimedia Systems, page 351--369. Kluwer Academic Publisher, Boston, (1999)
J. Broekstra, A. Kampman, and F. van Harmelen. Proceedings of the first International Semantic Web
Conference (ISWC 2002), 2342, page 54--68. Sardinia, Italy, Springer Verlag, Heidelberg Germany, (June 2002)See also http://www.openrdf.org/.