Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
1,247
Unknown
54
Directory of Open Access Journals: DOAJ Articles
44
PANGAEA - Data Publisher for Earth & Environmental Science
40
Frontiers: Figshare
37
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
36
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
34
Institut national des sciences de l'Univers: HAL-INSU
30
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
28
Arctic Data Center (via DataONE)
24
Zenodo
24
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
22
Digital.CSIC (Spanish National Research Council)
16
Université de Nantes: HAL-UNIV-NANTES
16
Copernicus Publications: E-Journals
14
University of Southampton: e-Prints Soton
14
HighWire Press (Stanford University)
13
HAL Sorbonne Université
12
KovsieScholar Repository (University of the Free State - UFS UV)
12
Natural Environment Research Council: NERC Open Research Archive
12
Wiley Online Library (via Crossref)
11
Niedersächsisches Online-Archiv NOA
10
PubMed Central (PMC)
9
Springer Nature (via Crossref)
9
Wiley Online Library
9
Defense Technical Information Center: DTIC Technical Reports database
8
University of Tromsø: Munin Open Research Archive
8
Université de Bretagne Occidentale: HAL
8
Cambridge University Press
7
Institute for Marine Research: Brage IMR
7
Plymouth Marine Science Electronic Archive (PlyMSEA - Plymouth Marine Laboratory, PML)
7
University of East Anglia: UEA Digital Repository
7
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
7
École Polytechnique, Université Paris-Saclay: HAL
7
Dryad Digital Repository (Duke University)
6
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
6
Max Planck Society: MPG.PuRe
6
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
6
Aarhus University: Research
5
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
5
Muséum National d'Histoire Naturelle (MNHM): HAL
5
ScholarsArchive@OSU (Oregon State University)
5
ScienceDirect (Elsevier - via Crossref)
5
University of California: eScholarship
5
AAAS Resource Center (American Association for the Advancement of Science)
4
Archives ouvertes de Paris-Saclay
4
Frontiers (Publisher)
4
HELDA – University of Helsinki Open Repository
4
MDPI Open Access Publishing
4
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
4
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