Content Provider
Unknown
1,905
Directory of Open Access Journals: DOAJ Articles
1,668
DataCite Metadata Store (German National Library of Science and Technology)
1,567
PANGAEA - Data Publisher for Earth & Environmental Science
1,556
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1,417
eCite UTAS (University of Tasmania)
1,113
Université de Nantes: HAL-UNIV-NANTES
1,028
Copernicus Publications: E-Journals
760
Natural Environment Research Council: NERC Open Research Archive
722
ScienceDirect (Elsevier - via Crossref)
643
PubMed Central (PMC)
607
Springer Nature (via Crossref)
583
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
565
University of Tasmania: UTas ePrints
561
LeibnizOpen (The Leibniz Association)
525
Niedersächsisches Online-Archiv NOA
488
Institut national des sciences de l'Univers: HAL-INSU
476
University of Southampton: e-Prints Soton
459
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
433
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
298
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
291
National Institute of Polar Research Repository, Japan
278
ScienceDirect (Elsevier)
222
Digital.CSIC (Spanish National Research Council)
219
Wiley Online Library
216
Cambridge University Press
212
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
208
University of St Andrews: Research Portal
183
Max Planck Society: MPG.PuRe
161
DIAL@USL-B (Université Saint-Louis, Bruxelles)
157
Université de Bretagne Occidentale: HAL
141
Magnolia press
139
MDPI Open Access Publishing
136
University of California: eScholarship
136
HAL - Université de La Rochelle
132
University of Canterbury, Christchurch: UC Research Repository
127
University of East Anglia: UEA Digital Repository
127
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
123
The University of Queensland: UQ eSpace
117
DSpace@MIT (Massachusetts Institute of Technology)
113
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
113
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
112
ETH Zürich Research Collection
110
University of Cape Town: OpenUCT
110
University of Groningen research database
109
Muséum National d'Histoire Naturelle (MNHM): HAL
102
HighWire Press (Stanford University)
101
École Polytechnique, Université Paris-Saclay: HAL
101
DataCite
93
ORA - Oxford University Research Archive
91
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