Content Provider
Directory of Open Access Journals: DOAJ Articles
22
LeibnizOpen (The Leibniz Association)
22
DataCite
19
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
17
University of Tromsø: Munin Open Research Archive
13
Niedersächsisches Online-Archiv NOA
12
Unknown
12
Aarhus University: Research
10
Wiley Online Library
10
Cambridge University Press
9
DataCite Metadata Store (German National Library of Science and Technology)
7
Apollo - University of Cambridge Repository
6
Springer Nature (via Crossref)
6
University of Bristol: Bristol Research
6
University of Copenhagen: Research
6
White Rose Research Online (Universities of Leeds, Sheffield & York)
6
Polar Research (E-Journal)
5
ScienceDirect (Elsevier - via Crossref)
5
Stockholm University: Publications (DiVA)
5
Technical University of Denmark: DTU Orbit
5
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
Institut national des sciences de l'Univers: HAL-INSU
4
Lund University Publications (LUP)
4
Natural Environment Research Council: NERC Open Research Archive
4
University of Southampton: e-Prints Soton
4
Université de Nantes: HAL-UNIV-NANTES
4
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
3
Arctic Portal Library
3
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
3
University of Lincoln: Lincoln Repository
3
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
3
Cardiff University: ORCA (Online Research @ Cardiff)
2
Florida Online Journals (FloridaOJ)
2
Max Planck Society: MPG.PuRe
2
NIOZ Repository (Royal Netherlands Institute for Sea Research)
2
PUBLISSO Fachrepositorium Lebenswissenschaften (ZB MED)
2
SHURA (Sheffield Hallam University Research Archive)
2
ScienceDirect (Elsevier)
2
University of Bergen: Bergen Open Research Archive (BORA-UiB)
2
University of California: eScholarship
2
Université Grenoble Alpes: HAL
2
Université Savoie Mont Blanc: HAL
2
Aarhus University: OJS at The State and University Library
1
Aberdeen University Research Archive (AURA)
1
Caltech Authors (California Institute of Technology)
1
Canadian Science Publishing
1
Canadian Science Publishing (via Crossref)
1
CentAUR: Central Archive at the University of Reading
1
City University of New York: CUNY Academic Works
1
Columbia University: Academic Commons
1
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