Content Provider
Natural Environment Research Council: NERC Open Research Archive
175
DataCite Metadata Store (German National Library of Science and Technology)
152
Directory of Open Access Journals: DOAJ Articles
142
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
72
Wiley Online Library
56
Unknown
49
Université de Nantes: HAL-UNIV-NANTES
48
eCite UTAS (University of Tasmania)
46
University of Southampton: e-Prints Soton
44
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
42
Cambridge University Press
41
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
35
Niedersächsisches Online-Archiv NOA
35
University of California: eScholarship
35
Institut national des sciences de l'Univers: HAL-INSU
32
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
32
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
28
Digital.CSIC (Spanish National Research Council)
26
Caltech Authors (California Institute of Technology)
25
Australian National University: ANU Digital Collections
24
University of Tasmania: UTas ePrints
20
Springer Nature (via Crossref)
17
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
16
The University of Queensland: UQ eSpace
16
University of East Anglia: UEA Digital Repository
14
University of Groningen research database
14
Max Planck Society: MPG.PuRe
13
ScienceDirect (Elsevier - via Crossref)
13
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
12
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
12
Archives ouvertes de Paris-Saclay
11
Digital Commons University of South Florida (USF)
11
Universidad de Chile: Repositorio académico
11
University of South Florida St. Petersburg: Digital USFSP
11
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
11
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
10
HAL Sorbonne Université
10
Magnolia press
10
The Royal Society
10
Vernadsky National Library of Ukraine: DSpace
10
Frontiers (Publisher)
9
IOP Publishing
9
RePEc (Research Papers in Economics)
9
Université de Bretagne Occidentale: HAL
9
ARPI - Archivio della Ricerca dell'Università di Pisa
8
Apollo - University of Cambridge Repository
8
Cardiff University: ORCA (Online Research @ Cardiff)
8
Macquarie University Research Portal
8
Utrecht University Repository
8
BORIS (Bern Open Repository and Information System, University of Bern)
7
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