Content Provider
eCite UTAS (University of Tasmania)
44
Directory of Open Access Journals: DOAJ Articles
42
DataCite Metadata Store (German National Library of Science and Technology)
32
University of Tasmania: UTas ePrints
29
PANGAEA - Data Publisher for Earth & Environmental Science
26
PubMed Central (PMC)
17
Unknown
17
Copernicus Publications: E-Journals
16
Natural Environment Research Council: NERC Open Research Archive
15
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
13
Niedersächsisches Online-Archiv NOA
10
National Institute of Polar Research Repository, Japan
7
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
6
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
6
University of Canterbury, Christchurch: UC Research Repository
6
University of Southampton: e-Prints Soton
6
Université de Nantes: HAL-UNIV-NANTES
6
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
6
University of California: eScholarship
5
Digital.CSIC (Spanish National Research Council)
4
ETH Zürich Research Collection
4
Max Planck Society: MPG.PuRe
4
University of East Anglia: UEA Digital Repository
4
Università degli Studi di Genova: CINECA IRIS
4
Université de Genève: Archive ouverte UNIGE
4
Apollo - University of Cambridge Repository
3
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
3
BORIS (Bern Open Repository and Information System, University of Bern)
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
Cardiff University: ORCA (Online Research @ Cardiff)
2
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
2
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
2
NIOZ Repository (Royal Netherlands Institute for Sea Research)
2
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
2
Plymouth Marine Science Electronic Archive (PlyMSEA - Plymouth Marine Laboratory, PML)
2
Springer Nature (via Crossref)
2
The University of Queensland: UQ eSpace
2
Universidade do Algarve: Sapienta
2
University of Auckland Research Repository - ResearchSpace
2
University of Groningen research database
2
University of Portsmouth: Portsmouth Research Portal
2
Victoria University of Wellington: ResearchArchive
2
Wiley Online Library (via Crossref)
2
Archivio della ricerca dell'Università di Modena e Reggio Emilia (Unimore: IRIS)
1
Arctic Portal Library
1
BioMed Central
1
Cambridge University Press
1
Columbia University: Academic Commons
1
EconStor (German National Library of Economics, ZBW)
1
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
1
more ...