Văn bản này: Proceedings of the 4th Workshop on Middleware for Service Oriented Computing (MW4SOC 2009) : held at the ACM/IFIP/USENIX International Middleware Conference, November 30-December 4, 2009, Urbana Champaign, Illinois, USA / workshop chairs, Karl M. Göschka [and others] ; sponsors, ACM Press. [electronic resource] :