Witold Abramowicz, Rainer Alt, Klaus-Peter Fähnrich, Bogdan Franczyk, Leszek A. Maciaszek: INFORMATIK 2010 - Business Process and Service Science - Proceedings of ISSS and BPSC, September 27 - October 1, 2010 in Leipzig, Germany. LNI P-177, GI 2010, ISBN 978-3-88579-271-0