- ESS'2001 - 13th European Simulation Symposium
- NF 2002 Cuba
- ICAIS 2002 Australia
- Learning and Intelligent OptimizatioN (LION 2007 II)
- International Conference on Modelling, Identification and Control
- Smooth and Nonsmooth Optimization, Theory and Applications
- High Performance Optimization Techniques 2001
- 2006 IEEE Swarm Intelligence Symposium
- Fourth Annual International Symposium on Supply Chain Management
- The XXXIV Annual Convention of the Operational Research Society of India & International Conference
- 5th Conference of Society of Operations Management
- ORSNZ Conference Twenty Naught- One
- Fourth International Conference on Cooperative Internet Computing (CIC 2006)
- I International Conference on Multidisciplinary Information Sciences and Technologies (InSciT2006)
- PRO-VE'02 3rd IFIP Working Conference on INFRASTRUCTURES FOR VIRTUAL ENTERPRISES
- Combinatorial Optimization and Integer Programming, the State of the Art
- Game-On 2001
- International Symposium on Forecasting, ISF2002
- AMA Frontiers in Services Conference
- SIAM Conf on Geometric Design and Computing