1. BPMI.org, BPML|BPEL4WS: A convergence path toward a standard BPM stack (August 15, 2002).
2. P. Buhler and J.M. Vidal, Semantic Web services as agent behaviors, in: Agentcities: Challenges in Open Agent Environments, eds. B. Burg, J. Dale, T. Finin, H. Nakashima, L. Padgham, C. Sierra and S. Willmott (Springer, Berlin, 2003) pp. 25?31.
3. S. Cowley, BPM market primed for growth InfoWorld (September 23, 2002).
4. F. DeRemer and H. Kron, Programming in the large versus programming in the small, IEEE Transactions on Software Engineering 2(2) (1976) 80?87.
5. eAI Journal, Business process logic: Half-empty or half-full? http://www.eaijournal.com/Article.asp?ArticleID=629&DepartmentID=7.