Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
346
Unknown
61
Natural Environment Research Council: NERC Open Research Archive
47
Wiley Online Library (via Crossref)
28
Memorial University of Newfoundland: Research Repository
23
COCOON - COllections de COrpus Oraux Numériques
22
Directory of Open Access Journals: DOAJ Articles
22
OLAC: Open Language Archives Community
22
Wiley Online Library
21
Norwegian Institute for Nature Research: Brage NINA
19
PubMed Central (PMC)
19
HighWire Press (Stanford University)
15
Zenodo
13
ORA - Oxford University Research Archive
11
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
10
Canadian Science Publishing (via Crossref)
10
Springer Nature (via Crossref)
10
University of Tromsø: Munin Open Research Archive
9
University of the Highlands and Islands: Research Database of UHI
9
JSTOR (via Crossref)
8
NTNU Open Archive (Norwegian University of Science and Technology)
8
Université de Nantes: HAL-UNIV-NANTES
8
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
7
Informa
6
JSTOR
6
Oxford University Press
6
Aarhus University: Research
5
HAL - Université de La Rochelle
5
Knowledge Network for Biocomplexity (via DataONE)
5
University College London: UCL Discovery
5
University of Bergen: Bergen Open Research Archive (BORA-UiB)
5
Aberdeen University Research Archive (AURA)
4
Biodiversity Heritage Library (BHL)
4
Cambridge University Press
4
DataverseNO
4
Informa (via Crossref)
4
Institut national des sciences de l'Univers: HAL-INSU
4
RePEc (Research Papers in Economics)
4
ScienceDirect (Elsevier)
4
The Canadian Field-Naturalist (E-Journal)
4
The University of Liverpool Repository
4
University of Southampton: e-Prints Soton
4
University of Southern Denmark Research Portal
4
Université de Montpellier: HAL
4
BioOne Online Journals
3
CIRAD: Agritrop (Centre de coopération internationale en recherche agronomique pour le développement)
3
Digital.CSIC (Spanish National Research Council)
3
Dryad Digital Repository (Duke University)
3
EPHE (Ecole pratique des hautes études, Paris): HAL
3
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
3
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