Coeditor, Special Issue on Collaboration Services: Methodologies, Architectures, Technologies and Protocols, Service Computing and Applications Journal (SOCA), Springer, 2009
ISoLA 2008 Special Tracks on Model-Driven SOA, 3rd International Symposium on Leveraging Applications of Formal Methods, Verification and Validation, 13-15 October, 2008, Porto Sani (Kassandra, Chalkidiki), Greece