Operational research'81 proceedings of the ninth IFORS International Conference on Operational Research, Hamburg, Germany, July 20-24, 1981 - International Conference on Operational Research (9th : 1981 : Hamburg, Germany).; Brans, J. P. (Jean-Pierre), 1937-; International Federation of Operational Research Societies (Amsterdam North-Holland Publishing Company, 1981)
Summaries in English and French.
Includes bibliographical references and indexes.
engfre.
Keywords: Management -- Mathematical models -- Congresses; Operations research -- Congresses; System analysis -- Congresses