OR, operational research quarterly.
Operational Research Society (Great Britain)
Operational Research Club (Great Britain)
Oxford New York, Published by Pergamon Press for the Operational Research Society, London.
Vol. numbering irregular: v. 4, no. 3 erroneously called v. 5, no. 3.
Issues for Mar. 1953-Sept. 1953 published in London by the Operational Research Club; Dec. 1953-June 1958 by the Operational Research Society.
Operations research
Human Engineering.
Operations Research.
Psychology, Industrial.
Operations research.

Operational research quarterly
Operational research quarterly