with : Fausto Giunchiglia

8th International Workshop on Cooperative Information Agents (CIA 2004) — 27/08/2004–29/08/2004

3rd International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2004) — 19/07/2004–23/07/2004

7th International Workshop on Cooperative Information Agents (CIA 2003) — 27/08/2003–29/08/2003

1st International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2002) — 15/07/2002–19/07/2002

6th Congress of the Italian Association for Artificial Intelligence (AI*IA99) — 14/09/1999–17/09/1999

4th Congress of the Italian Association for Artificial Intelligence (AI*IA'95) — 11/10/1995–13/10/1995