International abstracts in operations research.
International Federation of Operational Research Societies.
Operations Research Society of America.
Amsterdam : North Holland Publishing Co.,
1961-
1961-June 1970 published by the Operations Research Society of America; Aug. 1970-72 published by International Federation of Operational Research Societies; 1973- published for International Federation of Operations Research Societies by Operations Research Society of America.
Vols. 5-8, in v.8.
Operations research