European Journal of Operational Research

The European Journal of Operational Research (EJOR) is a peer-reviewed academic journal in operations research. It was founded in 1977^[1] by the Association of European Operational Research Societies,^[2] and is published by Elsevier, with Roman Słowiński as its Co-ordinating Editor.^[3] Currently, it publishes at a rate of 24 issues per annual volume, with approximately 250 pages per issue.

European Journal of Operational Research

Discipline	Operational research
Language	English
Edited by	Roman Słowiński
Publication details
History	1977–present
Publisher	Elsevier on behalf of the Association of European Operational Research Societies
Frequency	24/year
Impact factor	6.4 (2022)
Standard abbreviations ISO 4 (alt) · Bluebook (alt) NLM (alt) · MathSciNet (alt )
ISO 4	Eur. J. Oper. Res.
MathSciNet	European J. Oper. Res.
Indexing CODEN (alt · alt2) · JSTOR (alt) · LCCN (alt) MIAR · NLM (alt) · Scopus · W&L
CODEN	EJORDT
ISSN	0377-2217
LCCN	77643872
Links
Journal homepage

It is a top journal (CABS 4; ABDC A*) and the primary journal for Europe-based studies of operations research. It is the world's largest operations research journal.^[4] For most years since 1999 it has been ranked by SCImago Journal Rank as a top-quartile journal in information systems and management, management science and operations research, and modeling and simulation.^[5]