In: Mokrane Bouzeghoub; Zoubida Kedad; Elisabeth Metais (Hrsg.). Natural Language Processing and Information Systems. Pages 227-238, Lecture Notes in Computer Science (LNCS), Vol. 1959, ISBN 978-3-540-41943-3, Springer, Berlin, 2001.
In: Proceedings of the Workshop on E-Business & the Intelligent Web. International IJCAI Workshop on E-Business & the Intelligent Web, August 5, Seattle, WA, USA, 2001.
International Workshop on Learning Software Organizations (LSO-2001), September 12-13, Kaiserslautern, Germany, Lecture Notes in Computer Science, Vol. 2176, Springer, 2001.