with : Omer Rana

8th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2009) — 10/05/2009–15/05/2009

6th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2007) — 14/05/2007–18/05/2007

5th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2006) — 08/05/2006–12/05/2006

6th International Workshop “Engineering Societies in the Agents World VI” (ESAW 2005) — 26/10/2005–28/10/2005

2nd International Workshop on Theory and Practice of Open Computational Systems (TAPOCS 2004@WET ICE 2004) — 14/06/2004–16/06/2004