Content Provider
LeibnizOpen (The Leibniz Association)
58
Directory of Open Access Journals: DOAJ Articles
43
Unknown
10
Ministry of Earth Sciences, Government of India: Open Access Digital Repository
9
Wiley Online Library
9
Springer Nature (via Crossref)
8
Natural Environment Research Council: NERC Open Research Archive
7
Max Planck Society: MPG.PuRe
6
Niedersächsisches Online-Archiv NOA
6
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
5
DataCite Metadata Store (German National Library of Science and Technology)
5
Indian Academy of Sciences: Publication of Fellows
5
RePEc (Research Papers in Economics)
5
CentAUR: Central Archive at the University of Reading
4
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
4
University of St Andrews: Research Portal
4
Curtin University: espace
3
Indian Institute of Science, Bangalore: ePrints@IIsc
3
University of Southampton: e-Prints Soton
3
Université de Nantes: HAL-UNIV-NANTES
3
Aalto University Publication Archive (Aaltodoc)
2
Cardiff University: ORCA (Online Research @ Cardiff)
2
Columbia University: Academic Commons
2
Digital.CSIC (Spanish National Research Council)
2
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
2
Georg-August-Universität Göttingen: GoeScholar
2
Hindawi Publishing Corporation
2
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
2
Lund University Publications (LUP)
2
Maynooth University ePrints and eTheses Archive (National University of Ireland)
2
ORA - Oxford University Research Archive
2
Universitat Politècnica de Catalunya (UPC): Theses and Dissertations Online (TDX)
2
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
2
University College London: UCL Discovery
2
University of California: eScholarship
2
University of Tasmania: UTas ePrints
2
Wageningen UR (University & Research Centre): Digital Library
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
eCite UTAS (University of Tasmania)
2
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Archives ouvertes de Paris-Saclay
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
CNR Solar (Scientific Open-access Literature Archive and Repository - National Research Council)
1
Cologne University: KUPS
1
Covenant University Repository
1
DIAL@UCLouvain (Université catholique de Louvain)
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
Dryad Digital Repository (Duke University)
1
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