INFORMS
INFORMS
http://www.informs.org/
Michael Trick's Operations Research Page
Extensive collection of links related to operations research and mathematical programming
http://mat.gsia.cmu.edu/
Operations Management Resources
Opsmanagement.com
http://www.opsmanagement.com/
Vereniging voor statistiek en operationele research
Vvs: vereniging voor statistiek en operations research / netherlands society for statistics and operations research
http://www.vvs-or.nl/
WORMS
WORMS
http://www.worms.ms.unimelb.edu.au/