| Australia | |
| The University of Melbourne |
| The University of Queensland |
| The University of Sydney |
| Austria | |
| Johannes Kepler Universität Linz |
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| Belgium | |
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| Ghent University |
| Brazil | |
| Universidade de Sao Paulo |
| Britain | |
| Oxford University |
| Canada | |
| Simon Fraser University |
| Queen's University |
| McGill University |
| Université du Québec à Montréal |
| University of Toronto |
| University of Waterloo |
| China | |
| Nankai University |
| Denmark | |
| Odense University |
| France | |
| Domaine Universitaire |
| Université de Marne-la-Vallee |
| Université Calude Bernard Lyon 1 |
| the Leibniz Laboratory |
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| Germany | |
| Technische Universität Berlin |
| University of Bayreuth |
| Technische Universität Berlin |
| Technische Universiteit Eindhoven |
| Universität Hamburg |
| Hungary | |
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| Italy | |
| Università degli Studi di Firenze |
| Università degli Studi di Firenze |
| Japan | |
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| Korea | |
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| Netherlands | |
| maintained by the Operations Research and Mathematical Programming group at the University of Twente |
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| Eindhoven University of Technology |
| New Zealand | |
| The University of Auckland |
| Portugal | |
| University of Lisbon |
| Russia | |
| Russian Academy of Sciences |
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| Singapore | |
| The National University of Singapore |
| South Africa | |
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| Spain | |
| Universitat Politècnica de Catalunya |
| Sweden | |
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| Umea University |
| Switzerland | |
| Zurich |
| United Kingdom | |
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| London School of Economics |
| Open University |
| Oxford University |
| Queen Mary and Westfield College |
| University of Glasgow |
| University of Strathclyde |
| USA | |
| Georgia Tech |
| Auburn University |
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| Emory University |
| University of California, San Diego |
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| University of Colorado at Denver |
| Clemson Univesity |
| University of Delaware |
| Louisiana State University |
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| Michigan Technological University |
| Arizona State University |
| University of Waterloo |
| Carnegie Mellon University |
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| University of Kentucky |
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