A. Monnin, F. Limpens, F. Gandon, and D. Laniado. I-SEMANTICS '10: Proceedings of the 6th International Conference on Semantic Systems, page 1--10. New York, NY, USA, ACM, (2010)
D. Laniado, D. Eynard, and M. Colombetti. Semantic Web Application and Perspectives - Fourth Italian Semantic Web Workshop, page 192--201. (December 2007)
A. Rivadeneira, D. Gruen, M. Muller, and D. Millen. CHI '07: Proceedings of the SIGCHI conference on Human factors in computing systems, page 995--998. New York, NY, USA, ACM, (May 2007)