J. Bo, P. Spyns, and R. Meersman. Proc. of On the Move to Meaningful Internet Systems (OTM2004) (Ayia
Napa, Cyprus), page 801--818. Springer Verlag, (2004)
P. Spyns, E. Duval, A. de Moor, and L. Aroyo. Proceedings of Workshop on Ontologies, Semantics and E-Learning, Agia Napa, Cyprus, page 1147-1148. Springer, (2005)
P. Spyns, D. Oberle, R. Volz, J. Zheng, M. Jarrar, Y. Sure, R. Studer, and R. Meersman. Practical Aspects of Knowledge Management, 4th International Conference, PAKM 2002, Vienna, Austria, December 2-3, 2002, Proceedings, volume 2569 of Lecture Notes in Computer Science, page 189-200. Springer, (2002)