Content Provider
LeibnizOpen (The Leibniz Association)
19
Directory of Open Access Journals: DOAJ Articles
12
Unknown
8
University of California: eScholarship
7
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
6
Apollo - University of Cambridge Repository
6
Niedersächsisches Online-Archiv NOA
6
Aarhus University: Research
5
DataCite Metadata Store (German National Library of Science and Technology)
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
5
Cambridge University Press
4
University of Copenhagen: Research
4
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
3
Springer Nature (via Crossref)
3
Technical University of Denmark: DTU Orbit
3
White Rose Research Online (Universities of Leeds, Sheffield & York)
3
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Cardiff University: ORCA (Online Research @ Cardiff)
2
Max Planck Society: MPG.PuRe
2
NIOZ Repository (Royal Netherlands Institute for Sea Research)
2
Natural Environment Research Council: NERC Open Research Archive
2
Old Dominion University: ODU Digital Commons
2
Stockholm University: Publications (DiVA)
2
University of Bristol: Bristol Research
2
University of Lincoln: Lincoln Repository
2
University of Southampton: e-Prints Soton
2
University of Tromsø: Munin Open Research Archive
2
Université de Nantes: HAL-UNIV-NANTES
2
Aarhus University: OJS at The State and University Library
1
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
CentAUR: Central Archive at the University of Reading
1
City University of New York: CUNY Academic Works
1
Columbia University: Academic Commons
1
Durham University: Durham Research Online
1
EPHE (Ecole pratique des hautes études, Paris): HAL
1
Frontiers (Publisher)
1
GEUS Bulletin (Geological Survey of Denmark and Greenland)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
1
Imperial College London: Spiral
1
Institut national des sciences de l'Univers: HAL-INSU
1
Naval Postgraduate School: Calhoun
1
Open Research Library
1
Polar Research (E-Journal)
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
Royal Holloway University of London: Royal Holloway Digital Repository
1
ScholarsArchive@OSU (Oregon State University)
1
Tidsskrift.dk (The Royal Library, Denmark)
1
University of Calgary Journal Hosting
1
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