- Centro de Matemática - Universidade do Porto
- Chennai Mathematical Institute [Inde]
- Christian-Albrechts-Universität zu Kiel = Christian-Albrechts University of Kiel = Université Christian-Albrechts de Kiel
- Council for Scientific and Industrial Research [Pretoria]
- Institute e-Austria Timisoara
- Justus-Liebig-Universität Gießen = Justus Liebig University
- Liverpool Hope University
- P.J. Safarik University
- Queen's University [Kingston, Canada]
- School of Computer Science [Waterloo]
- Slovak Academy of Sciences
- Stellenbosch University
- Trier University
- Universidade do Porto = University of Porto
- Universitatea de Vest din Timișoara [România] = West University of Timișoara [Romania] = Université Ouest de Timișoara [Roumanie]
- University of Prince Edward Island
- University of Stuttgart
- University of Szeged [Szeged]
- University of Waterloo [Waterloo]
- Università degli Studi di Milano = University of Milan
- Univerzita Karlova [Praha, Česká republika] = Charles University [Prague, Czech Republic]
- Ural Federal University [Ekaterinburg]
- VIT University
- Vienna University of Technology = Technische Universität Wien
- Wroclaw University of Economics