Content Provider
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
53
Zenodo
51
University of North Texas: UNT Digital Library
44
DataCite Metadata Store (German National Library of Science and Technology)
42
Arctic Council Repository
24
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
23
National Institute of Polar Research Repository, Japan
22
Guangzhou Institute of Geochemistry: GIG OpenIR (Chinese Academy of Sciences)
15
Naval Postgraduate School: Calhoun
15
Columbia University: Academic Commons
12
DataCite
10
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
9
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
9
Instituto Español de Oceanografía: e-IEO
8
Institute for Marine Research: Brage IMR
7
Digital.CSIC (Spanish National Research Council)
6
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
6
ScholarsArchive@OSU (Oregon State University)
6
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
5
IssueLab (Nonprofit Research)
5
MSpace at the University of Manitoba
5
Wageningen UR (University & Research Centre): Digital Library
5
HAL Sorbonne Université
4
Natural Environment Research Council: NERC Open Research Archive
4
Norsk Polarinstitutt: Brage NP
4
Swedish Polar Research Secretariat: Swedish Polar Bibliography (DiVA)
4
University of Alaska: ScholarWorks@UA
4
Université de Nantes: HAL-UNIV-NANTES
4
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
JPL Technical Report Server
3
Max Planck Society: MPG.PuRe
3
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
3
The University of Texas at Austin: Texas ScholarWorks
3
University College London: UCL Discovery
3
Archives ouvertes de Paris-Saclay
2
ETH Zürich Research Collection
2
EconStor (German National Library of Economics, ZBW)
2
Institut national des sciences de l'Univers: HAL-INSU
2
Munich Personal RePEc Archive (MPRA - Ludwig-Maximilians-University Munich)
2
Nanjing Institute of Geology and Palaeontology: NIGPAS OpenIR (Chinese Academy of Sciences)
2
Ohio State University (OSU): Knowledge Bank
2
The World Bank: Open Knowledge Repository (OKR)
2
University of Alberta: Era - Education and Research Archive
2
Unknown
2
Aarhus University: Research
1
Aix-Marseille Université: HAL
1
CentAUR: Central Archive at the University of Reading
1
EPHE (Ecole pratique des hautes études, Paris): HAL
1
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
1
Kyoto University Research Information Repository (KURENAI)
1
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