Content Provider
Unknown
16
DataCite Metadata Store (German National Library of Science and Technology)
15
WikiBooks - Open-content textbooks
14
Directory of Open Access Journals: DOAJ Articles
11
Hunter Library Digital Collections (Western Carolina University)
10
University of Calgary Journal Hosting
9
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
8
North Dakota State University (NDSU): Digital Horizons
8
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
6
Institut national des sciences de l'Univers: HAL-INSU
6
Université de Nantes: HAL-UNIV-NANTES
6
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
6
The University of Utah: J. Willard Marriott Digital Library
4
University of Lethbridge Digitized Collections
4
Archives ouvertes de Paris-Saclay
3
DataCite
3
PALNI Digital Library Collections (Private Academic Library Network of Indiana)
3
Polar Research (E-Journal)
3
RePEc (Research Papers in Economics)
3
theses.fr
3
Borealis
2
JYX - Jyväskylä University Digital Archive
2
National Research Council Canada: NRC Publications Archive
2
Research Workspace (via DataONE)
2
University of Oregon Scholars' Bank
2
Université Laval: CorpusUL
2
Alces (A Journal Devoted to the Biology and Management of Moose)
1
Arctic Institute of North America
1
Brigham Young University (BYU): Digital Collections
1
CyberLeninka (Scientific Electronic Library)
1
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
1
David Rumsey Historical Map Collection (Cartography Associates)
1
Gallica - bibliothèque numérique de la Bibliothèque nationale de France (BnF)
1
HAL Sorbonne Université
1
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
1
Hrčak - Portal of scientific journals of Croatia
1
INERIS: HAL (Institut National de l'Environnement Industriel et des Risques)
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
IRD (Institute de recherche pour le développement): Horizon
1
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
1
Iowa State University Library Digital Collections
1
Mississippi State University: Digital Collections
1
Natural Resources Institute Finland: Jukuri
1
Portail HAL-ANR (Agence Nationale de la Recherche)
1
PubMed Central (PMC)
1
Ruang Publikasi Ilmiah Universitas Dian Nuswantoro
1
Springer Nature (via Crossref)
1
UEF eRepository (University of Eastern Finland)
1
University of Alaska: ScholarWorks@UA
1
University of Tromsø: Septentrio Academic Publishing
1
more ...