Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
4
Directory of Open Access Journals: DOAJ Articles
4
Copernicus Publications: E-Journals
3
Apollo - University of Cambridge Repository
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Institut national des sciences de l'Univers: HAL-INSU
2
National Institute of Polar Research Repository, Japan
2
Niedersächsisches Online-Archiv NOA
2
Université de Nantes: HAL-UNIV-NANTES
2
Aarhus University: Research
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
DIAL@UCLouvain (Université catholique de Louvain)
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
Delft University of Technology: Institutional Repository
1
Edinburgh Research Archive (ERA - University of Edinburgh)
1
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
1
Kitami Institute of Technology Repository (KIT-R)
1
Liverpool John Moores University: LJMU Research Online
1
MDPI Open Access Publishing
1
Météo-France: HAL
1
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
1
PRISM - University of Calgary Digital Repository
1
PubMed Central (PMC)
1
The Royal Society (via Crossref)
1
The University of Manchester: Research Explorer
1
University of Calgary Journal Hosting
1
University of Cambridge, Department of Earth Sciences: ESC Publications
1
University of Southampton: e-Prints Soton
1
University of Tromsø: Munin Open Research Archive
1
Université Toulouse III - Paul Sabatier: HAL-UPS
1
Université de Bourgogne (UB): HAL
1
Université de Franche-Comté (UFC): HAL
1
Unknown
1
uO Research (University of Ottawa - uOttawa)
1