Content Provider
Directory of Open Access Journals: DOAJ Articles
8
DataCite Metadata Store (German National Library of Science and Technology)
5
Unknown
5
Copernicus Publications: E-Journals
4
Niedersächsisches Online-Archiv NOA
4
National Institute of Polar Research Repository, Japan
3
PANGAEA - Data Publisher for Earth & Environmental Science
3
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
3
Università degli studi di Trieste: ArTS (Archivio della ricerca di Trieste)
3
eCite UTAS (University of Tasmania)
3
Caltech Authors (California Institute of Technology)
2
MDPI Open Access Publishing
2
Natural Environment Research Council: NERC Open Research Archive
2
PubMed Central (PMC)
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Arctic Portal Library
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
ENEA-IRIS Open Archive (Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile)
1
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
1
Institut national des sciences de l'Univers: HAL-INSU
1
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
1
KU Leuven: Lirias
1
Kristianstad University College: Publications (DiVA)
1
Max Planck Society: MPG.PuRe
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
Stockholm University: Publications (DiVA)
1
The University of Adelaide: Digital Library
1
University of California: eScholarship
1
University of Tasmania: UTas ePrints
1
University of Washington, Seattle: ResearchWorks
1
Università degli Studi di Genova: CINECA IRIS
1
Université de Nantes: HAL-UNIV-NANTES
1