W. Maass, and A. Filler. Proceedings of the Workshop on Making Semantics Work For Business (MSWFB 2007), part of 1st European Semantic Technology Conference, Vienna, Austria, page 12-17. (June 2007)
J. Coutaz, L. Balme, X. Alvaro, G. Calvary, A. Demeure, and J. Sottet. Universal Access in Human-Computer Interaction. Ambient Interaction, volume 4555 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2007)