S. Pietschmann, V. Tietz, J. Reimann, C. Liebing, M. Pohle, and K. Meißner. Proceedings of the 12th International Conference on Information Integration and Web-based Applications &\#38; Services, page 413--420. New York, NY, USA, ACM, (2010)
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)