Content Provider
Directory of Open Access Journals: DOAJ Articles
9
Copernicus Publications: E-Journals
7
Natural Environment Research Council: NERC Open Research Archive
7
DataCite Metadata Store (German National Library of Science and Technology)
5
Niedersächsisches Online-Archiv NOA
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
4
Unknown
4
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
DIAL@USL-B (Université Saint-Louis, Bruxelles)
3
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
3
eCite UTAS (University of Tasmania)
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
ETH Zürich Research Collection
2
PubMed Central (PMC)
2
University of Southampton: e-Prints Soton
2
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
2
Utrecht University Repository
2
Cambridge University Press
1
CentAUR: Central Archive at the University of Reading
1
DIAL@UCLouvain (Université catholique de Louvain)
1
Digital.CSIC (Spanish National Research Council)
1
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
MDPI Open Access Publishing
1
Masaryk University Journals
1
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
1
NORCE vitenarkiv (Norwegian Research Centre)
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
Pensoft Publishers
1
RI FURG (Repositório da Universidade Federal do Rio Grande)
1
Springer Nature (via Crossref)
1
The University of Adelaide: Digital Library
1
Universidad de Chile: Repositorio académico
1
University of Bristol: Bristol Research
1
University of East Anglia: UEA Digital Repository
1
University of Tasmania: UTas ePrints
1
Université de Nantes: HAL-UNIV-NANTES
1
White Rose Research Online (Universities of Leeds, Sheffield & York)
1
ePLUS - Open Access Publikationsserver der Universität Salzburg
1