Content Provider
Directory of Open Access Journals: DOAJ Articles
19
DataCite Metadata Store (German National Library of Science and Technology)
18
Wiley Online Library
12
University of Calgary Journal Hosting
9
Wiley Online Library (via Crossref)
7
Canadian Science Publishing (via Crossref)
6
Canadian Science Publishing
5
Magnolia press
4
Open Access Journal Hosting (University of British Columbia)
4
RePEc (Research Papers in Economics)
4
Dryad Digital Repository (Duke University)
3
University of Washington: ResearchWorks Journal Hosting
3
Unknown
3
AAAS Resource Center (American Association for the Advancement of Science - via Crossref)
2
Arctic Institute of North America
2
Caltech Authors (California Institute of Technology)
2
Cambridge University Press
2
Digital.CSIC (Spanish National Research Council)
2
Imperial College London: Spiral
2
Niedersächsisches Online-Archiv NOA
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
Oxford University Press (via Crossref)
2
The Hong Kong University of Science and Technology: HKUST Institutional Repository
2
University of California Press (via Crossref)
2
University of Southampton: e-Prints Soton
2
University of Toronto: Research Repository T-Space
2
Apollo - University of Cambridge Repository
1
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Carleton University's Institutional Repository
1
Cologne University: KUPS
1
Columbia University: Academic Commons
1
ETH Zürich Research Collection
1
Hindawi Publishing Corporation
1
Informa (via Crossref)
1
Journals at the University of Arizona
1
Kyoto University Research Information Repository (KURENAI)
1
Max Planck Society: MPG.PuRe
1
Natural Environment Research Council: NERC Open Research Archive
1
OpenAgrar (OA)
1
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
1
PLOS
1
Repositorio Nacional Gobierno de Mexico
1
SAGE Publications
1
ScienceDirect (Elsevier - via Crossref)
1
University of Glasgow: Enlighten - Publications
1
University of St Andrews: Digital Research Repository
1
University of St Andrews: Research Portal
1
University of Stirling: Stirling Digital Research Repository
1
University of Wollongong, Australia: Research Online
1
Uppsala University: Publications (DiVA)
1
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