C. Brel, P. Renevier-Gonin, A. Pinna-Dery, and M. Riveill. Proceedings of the 2012 38th Euromicro Conference on Software Engineering and Advanced Applications, page 204--207. Washington, DC, USA, IEEE Computer Society, (2012)
T. Nestler, A. Namoun, and A. Schill. Proceedings of the 3rd ACM SIGCHI symposium on Engineering interactive computing systems, page 197--206. New York, NY, USA, ACM, (2011)
S. Pietschmann, T. Nestler, and F. Daniel. Proceedings of the 12th International Conference on Information Integration and Web-based Applications &\#38; Services, page 461--468. New York, NY, USA, ACM, (2010)
B. Lucas, R. Akolkar, and C. Wiecha. Human-Computer Interaction. New Trends, volume 5610 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2009)