A. Bouffier. Proceedings of the 6th International Semantic Web Conference and 2nd Asian Semantic Web Conference (ISWC/ASWC2007), Busan, South Korea, volume 4825 of LNCS, page 910--914. Berlin, Heidelberg, Springer Verlag, (November 2007)
A. Harth, J. Umbrich, A. Hogan, and S. Decker. Proceedings of the 6th International Semantic Web Conference and 2nd Asian Semantic Web Conference (ISWC/ASWC2007), Busan, South Korea, volume 4825 of LNCS, page 211--224. Berlin, Heidelberg, Springer Verlag, (November 2007)