Ludger van Elst,
Malte Kiesel,
Sven Schwarz,
Georg Buscher,
Andreas Lauer,
Andreas DengelIn: A. Gangemini, J. Euzenat (Hrsg.). Knowledge Engineering: Practice and Patterns. Proceedings of the 16th International Conference, EKAW 2008, Acitrezza, Italy, September 29 - October 2, 2008.. International Conference on Knowledge Engineering and Knowledge Management (EKAW-2008) 16th September 29-October 2 Acitrezza Sicily Italy Seiten 172-187 LNAI 5268 Springer Berlin / Heidelberg 2008.