Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2,687
Research Data Australia (Australian National Data Service - ANDS)
704
Unknown
242
Directory of Open Access Journals: DOAJ Articles
223
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
220
Natural Environment Research Council: NERC Open Research Archive
169
University of Tasmania: UTas ePrints
163
eCite UTAS (University of Tasmania)
163
PANGAEA - Data Publisher for Earth & Environmental Science
153
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
139
Copernicus Publications: E-Journals
129
Université de Nantes: HAL-UNIV-NANTES
103
LeibnizOpen (The Leibniz Association)
100
Niedersächsisches Online-Archiv NOA
85
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
61
PubMed Central (PMC)
57
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
50
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
50
University of Southampton: e-Prints Soton
50
Zenodo
50
DIAL@USL-B (Université Saint-Louis, Bruxelles)
46
University of California: eScholarship
46
Digital.CSIC (Spanish National Research Council)
43
Wiley Online Library
42
Frontiers: Figshare
41
Institut national des sciences de l'Univers: HAL-INSU
39
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
35
IEDA: US Antarctic Program Data Center (via DataONE)
34
IEDA: Marine-Geo Digital Library (via DataONE)
32
University of East Anglia: UEA Digital Repository
31
University of Groningen research database
30
National Institute of Polar Research Repository, Japan
27
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
25
Cambridge University Press
24
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
24
MDPI Open Access Publishing
24
Caltech Authors (California Institute of Technology)
22
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
22
NASA Technical Reports Server (NTRS)
22
Archives ouvertes de Paris-Saclay
21
The Royal Society
21
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
20
HAL Sorbonne Université
19
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
19
University of St Andrews: Research Portal
19
Frontiers (Publisher)
18
Université Grenoble Alpes: HAL
18
W&M ScholarWorks
18
DIAL@UCLouvain (Université catholique de Louvain)
17
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
16
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