Content Provider
KITopen (Karlsruhe Institute of Technologie)
3
MACAU: Open Access Repository of Kiel University
3
University of Duisburg-Essen: DuEPublico2 (Duisburg Essen Publications online)
2
KOPS - The Institutional Repository of the University of Konstanz
1
Munich University of Technology (TUM): mediaTUM
1
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
1
OpenAgrar (OA)
1