J. Zaha, M. Dumas, {. Hofstede, A. Barros, and G. Decker. International Enterprise Distributed Object Computing Conference (EDOC 2006), page 45--55. IEEE Computer Society, (2006)
G. Decker, F. Puhlmann, and M. Weske. International Conference on Business Process Management (BPM 2006), volume 4102 of Lecture Notes in Computer Science, page 414--419. Springer-Verlag, Berlin, (2006)
A. Barros, G. Decker, M. Dumas, and F. Weber. Proceedings of the 10th International
Conference on Fundamental Approaches to Software Engineering (FASE 2007), volume 4422 of Lecture Notes in Computer Science, page 245�-259. Springer-Verlag, Berlin, (2007)