Jeffrey Parsons, Motoshi Saeki, Peretz Shoval, Carson C. Woo, Yair Wand: Conceptual Modeling - ER 2010, 29th International Conference on Conceptual Modeling, Vancouver, BC, Canada, November 1-4, 2010. Proceedings. Lecture Notes in Computer Science 6412, Springer 2010, ISBN 978-3-642-16372-2