C. Marlow, M. Naaman, D. Boyd, and M. Davis. HYPERTEXT '06: Proceedings of the seventeenth conference on Hypertext and hypermedia, page 31--40. New York, NY, USA, ACM Press, (2006)
A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Proc. First International Conference on Semantics And Digital Media Technology (SAMT), volume 4306 of LNCS, page 56-70. Heidelberg, Springer, (December 2006)
S. Bloehdorn, O. Görlitz, S. Schenk, and M. Völkel. Proceedings of the 6th International Conference on Knowledge Management (I-KNOW 06), Graz, Austria, September 6-8, 2006, (September 2006)
S. Auer, S. Dietzold, and T. Riechert. Proceedings of 5th International Semantic Web Conference, Nov 5th-9th, Athens, GA, USA, LNCS 4273, Berlin Heidelberg, Springer-Verlag, (2006)
E. Oren, J. Breslin, and S. Decker. WWW '06: Proceedings of the 15th international conference on World Wide Web, page 1071--1072. New York, NY, USA, ACM Press, (2006)