Content Provider
Directory of Open Access Journals: DOAJ Articles
67
Canadian Science Publishing (via Crossref)
32
RePEc (Research Papers in Economics)
32
Unknown
24
Niedersächsisches Online-Archiv NOA
20
University of Calgary Journal Hosting
19
DataCite Metadata Store (German National Library of Science and Technology)
18
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
16
Carleton University's Institutional Repository
16
National Research Council Canada: NRC Publications Archive
14
Wiley Online Library
13
Wiley Online Library (via Crossref)
13
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
12
Canadian Science Publishing
10
Cambridge University Press
9
University of Sussex: Figshare
9
University of Sussex: Sussex Research Online
9
Institut national des sciences de l'Univers: HAL-INSU
8
Université de Nantes: HAL-UNIV-NANTES
8
SAGE Publications (via Crossref)
7
University of California: eScholarship
7
ETH Zürich Research Collection
6
Institut national de la recherche scientifique, Québec: Espace INRS
5
University of Potsdam: publish.UP
5
University of Victoria (Canada): UVicDSpace
5
HAL Sorbonne Université
4
ScienceDirect (Elsevier - via Crossref)
4
University of New Brunswick: Centre for Digital Scholarship Journals
4
Max Planck Society: MPG.PuRe
3
Springer Nature (via Crossref)
3
University of Toronto: Research Repository T-Space
3
White Rose Research Online (Universities of Leeds, Sheffield & York)
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Cologne University: KUPS
2
Durham University: Durham Research Online
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
The Czech Academy of Sciences: Publication Activity (ASEP)
2
The University of Brighton Research Portal
2
UBR (University of Brighton Repository)
2
University of Southampton: e-Prints Soton
2
University of St Andrews: Research Portal
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
Zenodo
2
AAAS Resource Center (American Association for the Advancement of Science)
1
Aarhus University: Research
1
Aix-Marseille Université: HAL
1
Apollo - University of Cambridge Repository
1
Archive Ouverte de l'Université Rennes (HAL)
1
Archive de l'Observatoire de Paris (HAL)
1
BRGM: HAL (Bureau de Recherches Géologiques et Minières)
1
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