L. Obrst. CIKM '03: Proceedings of the twelfth international conference on Information and knowledge management, page 366--369. New York, NY, USA, ACM, (2003)
B. Decker, E. Ras, J. Rech, B. Klein, and C. Hoecht. Proceedings of the Workshop on Semantic Web Enabled Software Engineering (SWESE), held at the 4th International Semantic Web Conference (ISWC 2005) November 6th-10th, (2005)