with : Evelina Lamma

Coordination Models, Languages and Applications. Special Track of the 2000 ACM Symposium on Applied Computing (CM 2000@SAC 2000) — 20/03/2000–21/03/2000

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

3rd Workshop on Extension of Logic Programming (ELP'92) — 26/02/1992–28/02/1992