Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2,972
National Institute of Polar Research Repository, Japan
899
Directory of Open Access Journals: DOAJ Articles
732
Unknown
662
Research Data Australia (Australian National Data Service - ANDS)
615
eCite UTAS (University of Tasmania)
586
PANGAEA - Data Publisher for Earth & Environmental Science
566
ScienceDirect (Elsevier - via Crossref)
416
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
387
Copernicus Publications: E-Journals
311
Université de Nantes: HAL-UNIV-NANTES
310
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
309
University of Tasmania: UTas ePrints
304
Cambridge University Press
260
Natural Environment Research Council: NERC Open Research Archive
249
Springer Nature (via Crossref)
248
Niedersächsisches Online-Archiv NOA
211
Zenodo
190
Australian National University: ANU Digital Collections
177
Université Grenoble Alpes: HAL
144
LeibnizOpen (The Leibniz Association)
101
PubMed Central (PMC)
99
University of California: eScholarship
93
Institut national des sciences de l'Univers: HAL-INSU
84
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
79
ScienceDirect (Elsevier)
77
The University of Adelaide: Digital Library
75
Utrecht University Repository
75
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
72
Università degli Studi di Genova: CINECA IRIS
72
MDPI Open Access Publishing
69
Macquarie University Research Portal
67
Ghent University Academic Bibliography
63
Curtin University: espace
62
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
62
Informa (via Crossref)
59
Anagrafe della Ricerca d'Ateneo (Universitá degli studi Roma Tre)
55
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
54
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
50
Università degli studi di Trieste: ArTS (Archivio della ricerca di Trieste)
49
Arctic Portal Library
48
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
46
The University of Queensland: UQ eSpace
44
Digital.CSIC (Spanish National Research Council)
43
University of Bristol: Bristol Research
43
Durham University: Durham Research Online
42
HighWire Press (Stanford University)
42
The University of Maine: DigitalCommons@UMaine
42
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
39
EPFL Infoscience (Ecole Polytechnique Fédérale Lausanne)
39
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