Ryszard Kowalczyk, Quoc Bao Vo, Zakaria Maamar, Michael N. Huhns: Service-Oriented Computing: Agents, Semantics, and Engineering, AAMAS 2009 International Workshop SOCASE 2009, Budapest, Hungary, May 11, 2009. Proceedings. Lecture Notes in Computer Science 5907, Springer 2009, ISBN 978-3-642-10738-2