R. Vdovjak, P. Barna, und G. Houben. Advanced Information System Engineering, 15th
International Conference, CAiSE 2003, Volume 2681 von Lecture Notes in Computer Science, Klagenfurt/Velden, Austria, Springer-Verlag, (Juni 2003)
J. Wielemaker, G. Schreiber, und B. Wielinga. The Semantic Web - ISWC 2003, Second International Semantic Web Conference, Volume 2870 von Lecture Notes in Computer Science, Seite 644 - 658. (2003)
J. Broekstra, und A. Kampman.. Workshop on Practical and Scalable Semantic Systems (PSSS) at the Second International Semantic Web Conference (ISWC), Sanibel Island, Florida,, (Oktober 2003)