International transactions in operational research : a journal of The International Federation of Operational Research Societies

Rok: 1994

Proceedings of the fourth International Conference on Operational Research = Actes de la quatrieme Conference internationale de recherche operationnelle

Actes de la quatrieme Conference internationale de recherche operationnelle
Rok: 1966

Proceedings of the second International Conference on Operational Research, (Aix-en-Provence 1960)

Rok: 1961