Content Provider
Directory of Open Access Journals: DOAJ Articles
37
LeibnizOpen (The Leibniz Association)
19
Unknown
17
DataCite Metadata Store (German National Library of Science and Technology)
16
University of Calgary Journal Hosting
15
Niedersächsisches Online-Archiv NOA
14
Natural Environment Research Council: NERC Open Research Archive
12
Australian National University: ANU Digital Collections
9
Cambridge University Press
8
University of California: eScholarship
7
University of Southampton: e-Prints Soton
7
University of Tromsø: Munin Open Research Archive
6
Université de Nantes: HAL-UNIV-NANTES
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
5
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
4
University of Copenhagen: Research
4
Utrecht University Repository
4
Aarhus University: Research
3
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
3
Springer Nature (via Crossref)
3
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
3
University College London: UCL Discovery
3
University of Bergen: Bergen Open Research Archive (BORA-UiB)
3
eCite UTAS (University of Tasmania)
3
ARPI - Archivio della Ricerca dell'Università di Pisa
2
Apollo - University of Cambridge Repository
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Arctic Portal Library
2
BORIS (Bern Open Repository and Information System, University of Bern)
2
Caltech Authors (California Institute of Technology)
2
Cardiff University: ORCA (Online Research @ Cardiff)
2
DIAL@USL-B (Université Saint-Louis, Bruxelles)
2
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
2
HELDA – University of Helsinki Open Repository
2
James Cook University, Australia: ResearchOnline@JCU
2
Magnolia press
2
Max Planck Society: MPG.PuRe
2
NIOZ Repository (Royal Netherlands Institute for Sea Research)
2
NORCE vitenarkiv (Norwegian Research Centre)
2
RePEc (Research Papers in Economics)
2
The Royal Society
2
University of Bristol: Bristol Research
2
University of Groningen research database
2
University of Michigan: Deep Blue
2
Vernadsky National Library of Ukraine: DSpace
2
Wageningen UR (University & Research Centre): Digital Library
2
White Rose Research Online (Universities of Leeds, Sheffield & York)
2
Wiley Online Library
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
AAAS Resource Center (American Association for the Advancement of Science)
1
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