Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
30
Natural Environment Research Council: NERC Open Research Archive
19
Directory of Open Access Journals: DOAJ Articles
18
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
12
eCite UTAS (University of Tasmania)
12
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
11
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
11
Unknown
11
KU Leuven: Lirias
8
University of Groningen research database
8
University of Southampton: e-Prints Soton
8
Université de Nantes: HAL-UNIV-NANTES
8
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
7
Institut national des sciences de l'Univers: HAL-INSU
7
University of East Anglia: UEA Digital Repository
7
Niedersächsisches Online-Archiv NOA
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
5
University of California: eScholarship
5
Cambridge University Press
3
Digital.CSIC (Spanish National Research Council)
3
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
3
Caltech Authors (California Institute of Technology)
2
Columbia University: Academic Commons
2
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
2
Frontiers (Publisher)
2
Météo-France: HAL
2
National Institute of Polar Research Repository, Japan
2
Springer Nature (via Crossref)
2
The University of Liverpool Repository
2
The University of Queensland: UQ eSpace
2
Université Toulouse III - Paul Sabatier: HAL-UPS
2
Xiamen University Institutional Repository
2
Aix-Marseille Université: HAL
1
Archive de l'Observatoire de Paris (HAL)
1
Arctic Portal Library
1
Arctic and Antarctic Research (E-Journal)
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
1
Dryad Digital Repository (Duke University)
1
EPHE (Ecole pratique des hautes études, Paris): HAL
1
HAL e2s UPPA (Université de Pau et des Pays de l'Adour)
1
IOP Publishing (via Crossref)
1
Imperial College London: Spiral
1
Indian Academy of Sciences: Publication of Fellows
1
Kristianstad University College: Publications (DiVA)
1
Magnolia press
1
Masaryk University Journals
1
Max Planck Society: MPG.PuRe
1
NORA (National aggregator of open repositories of Russian universities)
1
National Cheng Kung University: NCKU Institutional Repository
1
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