European Journal of Operational Research

The European Journal of Operational Research (EJOR) is a peer-reviewed academic journal in operational 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-in-Chief.^[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 Emanuele Borgonovo José-Fernando Oliveira Steffen Rebennack Ruud Teunter Mike Yearworth
Publication details
History	1977–present
Publisher	Elsevier on behalf of the Association of European Operational Research Societies
Frequency	24/year
Impact factor	6.0 (2024)
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 operational research. It is the world's largest operational 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 operational research, and modelling and simulation.^[5]