Content Provider
Directory of Open Access Journals: DOAJ Articles
113
LeibnizOpen (The Leibniz Association)
59
Unknown
55
Natural Environment Research Council: NERC Open Research Archive
44
Niedersächsisches Online-Archiv NOA
44
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
36
DataCite Metadata Store (German National Library of Science and Technology)
34
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
24
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
22
Digital.CSIC (Spanish National Research Council)
21
Université de Nantes: HAL-UNIV-NANTES
19
eCite UTAS (University of Tasmania)
18
Max Planck Society: MPG.PuRe
16
University of Southampton: e-Prints Soton
14
University of Tasmania: UTas ePrints
14
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
13
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
13
Institut national des sciences de l'Univers: HAL-INSU
12
University of California: eScholarship
12
DIAL@USL-B (Université Saint-Louis, Bruxelles)
11
University of East Anglia: UEA Digital Repository
8
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
7
Xiamen University Institutional Repository
6
DIAL@UCLouvain (Université catholique de Louvain)
5
DSpace@MIT (Massachusetts Institute of Technology)
5
Pohang University of Science and Technology (POSTECH): Open Access System for Information Sharing (OASIS)
5
Springer Nature (via Crossref)
5
University of Groningen research database
5
University of St Andrews: Research Portal
5
White Rose Research Online (Universities of Leeds, Sheffield & York)
5
Wiley Online Library
5
Aarhus University: Research
4
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
4
Arctic Portal Library
4
Cambridge University Press
4
ETH Zürich Research Collection
4
Magnolia press
4
Plymouth Marine Science Electronic Archive (PlyMSEA - Plymouth Marine Laboratory, PML)
4
The University of Adelaide: Digital Library
4
University of Bristol: Bristol Research
4
Université de Bretagne Occidentale: HAL
4
Wageningen UR (University & Research Centre): Digital Library
4
BORIS (Bern Open Repository and Information System, University of Bern)
3
CentAUR: Central Archive at the University of Reading
3
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
3
GEO-LEOe-docs (FID GEO)
3
Ghent University Academic Bibliography
3
Hereon Publications (Helmholtz-Zentrum)
3
KITopen (Karlsruhe Institute of Technologie)
3
National Institute of Polar Research Repository, Japan
3
more ...