- Second European Conference on Intelligent Management Systems in Operations (IMSIO)
- Seventh Annual International Joint Conference on Artificial Intelligence (IJCAI)
- International Conference on Computational Science
- Intelligent Systems Design and Applications (ISDA 2001)
- Well-Posedness in Optimization and Related Topics
- Winter Simulation Conference 2005
- OPTIMIZATION DAYS 2004
- EURO Special Interest Group on Cutting and Packing
- 1st Annual McMaster Optimization Conference: Theory and Applications (MOPTA 01)
- ARACNE Spring School on Approximation Algorithms for Scheduling and Telecommunications
- ISATP 2001 The 4th International Symposium on Assembly and Task Planning
- Discrete Mathematics and its Industrial Applications
- ICORD (International Conference on Operations Research in Development)
- 8-th intern. conf. 'Modern technology, economics and ecology in industry transport and agricultures
- PICMET'01 Portland International Conference on Management of Engineering and Technology
- International Conference on Optimization and Optimal Control
- APPROX 2001 + RANDOM 2001
- 1st CologneTwenteWorkshop on Graphs and Combinatorial Optimization
- 11th Annual International Symposium on Algorithms and Computation (ISAAC'00)
- Asian Applied Computing Conference (AACC)