1. Lecture Notes in Computer Science;W.M.P. Aalst van der,2006
2. Alberti, M., Chesani, F., Gavanelli, M., Lamma, E., Mello, P., Montali, M.: An abductive framework for a-priori verification of web agents. In: PPDP 2006. Principles and Practice of Declarative Programming, ACM Press, New York (2006)
3. Lecture Notes in Artificial Intelligence;M. Baldoni,2006
4. Lecture Notes in Computer Science;M. Baldoni,2006
5. Bordeaux, L., Salaün, G., Berardi, D., Mecella, M.: When are two web-agents compatible. In: VLDB-TES 2004