1. E. Aarts and J. Korst. Simulated Annealing and Boltzman Machines: : A Stochastic Approach to Combinatorial Optimization and Neural Computing. John Wiley and Sons, New York, USA, January 1989.
2. S. Abiteboul, O. Benjelloun, and T. Milo. Web Services and Data Integration. In International Conference on Web Information Systems Engineering, pages 3–6, Singapore, December 2002.
3. M. Aiello, M. P. Papazoglou, M. Carman J. Yang, M. Pistore, L. Serafini, and P. Traverso. A Request Language for Web-Services Based on Planning and Constraint Satisfaction. In Proceedings of the 3rd International Workshop on Technologies for E-Services, pages 76–85, Hong Kong, China, August 2002.
4. BEA, IBM, and Microsoft. Business Process Execution Language for Web Services (BPEL4WS). http://xml.coverpages.org/bpel4ws.html , 2003.
5. B. Benatallah, Q. Z. Sheng, A. H. H. Ngu, and M. Dumas. Declarative Composition and Peer-to-Peer Provisioning of Dynamic Web Services. In Proceedings of the 18th International Conference on Data Engineering, pages 297–308, San Jose, California, USA, February 2002.