V. Lopez, M. Pasin, und E. Motta. The Semantic Web: Research and Applications, Second European Semantic Web Conference, ESWC 2005, Heraklion, Crete, Greece, Volume 3532 von Lecture Notes in Computer Science, Springer, Berlin, (2005)
L. Specia, und E. Motta. Proceedings of the European Semantic Web Conference (ESWC2007), Volume 4519 von LNCS, Seite 624--639. Berlin Heidelberg, Germany, Springer-Verlag, (Juli 2007)