- The 4th IASTED International Conference on Modelling, Simulation and Optimization - MSO 2004
- 4th International Symposium of Data Envelopment Analysis
- The 2nd IASTED International Conference on Financial Engineering and Applications - FEA 2004
- International Conference on Intellectual Capital, Knowledge Management and Organisational Learning
- Teaching & Learning Conference 2004
- The 11th ISPE International Conference on Concurrent Engineering: Research and Applications
- LARGE SCALE NONLINEAR OPTIMIZATION
- The 17th IMACS World Congress
- The 2nd IEEE International Conference on Industrial Informatics (INDIN04)
- European Applied Business Research Conference (EABR)
- 11th Annual International EUROMA Conference 2004: Operations Management as a Change Agent
- 5th EUROSIM Conference on Modeling and Simulation
- The 12th Biennial Computational Techniques and Applications Conference
- FRANCORO 2004: French-speaking Operations Research Days
- 2004 Genetic and Evolutionary Computation COnference (GECCO-2004)
- Fifth Triennial Symposium on Transportation Analysis
- 4th Annual McMaster Optimization Conference: Theory and Applications (MOPTA 04)
- International Conference on Integration of AI and OR Techniques
- HYBRID METAHEURISTICS
- International Conference on Operations Research