D. Laniado, D. Eynard, and M. Colombetti. Semantic Web Application and Perspectives - Fourth Italian Semantic Web Workshop, page 192--201. (December 2007)
D. Laniado, D. Eynard, and M. Colombetti. HT '07: Proceedings of the 18th conference on Hypertext and hypermedia, page 153--154. New York, NY, USA, ACM Press, (2007)