Content Provider
Royal Holloway University of London: Royal Holloway Digital Repository
8
Directory of Open Access Journals: DOAJ Articles
7
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
Université de Nantes: HAL-UNIV-NANTES
3
Natural Environment Research Council: NERC Open Research Archive
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
University of Calgary Journal Hosting
2
University of California: eScholarship
2
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Archives ouvertes de Paris-Saclay
1
Arctic Portal Library
1
Cambridge University Press (via Crossref)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
HELDA – University of Helsinki Open Repository
1
IOP Publishing
1
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
1
Masaryk University Journals
1
Max Planck Society: MPG.PuRe
1
Niedersächsisches Online-Archiv NOA
1
Periódicos Científicos da UFRGS (Universidade Federal do Rio Grande do Sul)
1
University of Lincoln: Lincoln Repository
1
Université de Paris: Portail HAL
1
Unknown
1
eCite UTAS (University of Tasmania)
1