Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
8,264
PANGAEA - Data Publisher for Earth & Environmental Science
718
Research Data Australia (Australian National Data Service - ANDS)
633
NOAA NCEI Environmental Data Archive (via DataONE)
387
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
291
Unknown
278
Université de Nantes: HAL-UNIV-NANTES
212
Directory of Open Access Journals: DOAJ Articles
160
Zenodo
125
University of Tasmania: UTas ePrints
114
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
112
eCite UTAS (University of Tasmania)
109
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
107
Institut national des sciences de l'Univers: HAL-INSU
107
Natural Environment Research Council: NERC Open Research Archive
99
National Institute of Polar Research Repository, Japan
81
Copernicus Publications: E-Journals
76
ScienceDirect (Elsevier - via Crossref)
75
University of Southampton: e-Prints Soton
67
Niedersächsisches Online-Archiv NOA
54
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
53
PubMed Central (PMC)
47
Springer Nature (via Crossref)
45
WikiBooks - Open-content textbooks
37
University of California: eScholarship
36
HAL - Université de La Rochelle
34
National Institute of Oceanography, India: Digital Repository Service (DRS@nio)
31
IEDA: Marine-Geo Digital Library (via DataONE)
30
Frontiers: Figshare
29
HAL Sorbonne Université
29
ScienceDirect (Elsevier)
28
Université de Bretagne Occidentale: HAL
28
Australian National University: ANU Digital Collections
27
Digital.CSIC (Spanish National Research Council)
25
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
24
Cambridge University Press
22
University of Cape Town: OpenUCT
20
University of Pretoria: UPSpace
20
LeibnizOpen (The Leibniz Association)
19
Max Planck Society: MPG.PuRe
19
Météo-France: HAL
19
University of East Anglia: UEA Digital Repository
19
Aix-Marseille Université: HAL
18
EPHE (Ecole pratique des hautes études, Paris): HAL
18
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
18
Indian Academy of Sciences: Publication of Fellows
18
Wiley Online Library (via Crossref)
18
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
17
Stellenbosch University: SUNScholar Research Repository
16
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
16
more ...