L. Francisco-Revilla, and J. Crow. HT '09: Proceedings of the Twentieth ACM Conference on Hypertext and Hypermedia, New York, NY, USA, ACM, (July 2009)
U. Assmann, S. Berger, F. Bry, T. Furche, J. Henriksson, and J. Johannes. On the Move to Meaningful Internet Systems 2007: OTM 2007 Workshops, Proceedings of International Workshop on Scalable Semantic Web Knowledge Base Systems, Vilamoura, Algarve, Portugal (25th--30th November 2007), volume 4805/2007 of LCNS, (2007)