Content Provider
Directory of Open Access Journals: DOAJ Articles
13
Unknown
11
Niedersächsisches Online-Archiv NOA
10
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
University of Tromsø: Munin Open Research Archive
2
Université Grenoble Alpes: HAL
2
National Research Council Canada: NRC Publications Archive
1
Texas State University: Digital Collections Repository
1
University of Bristol: Bristol Research
1
Université Toulouse III - Paul Sabatier: HAL-UPS
1
Université de Nantes: HAL-UNIV-NANTES
1