Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
798
Directory of Open Access Journals: DOAJ Articles
38
Unknown
24
Natural Environment Research Council: NERC Open Research Archive
19
Copernicus Publications: E-Journals
17
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
15
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
15
Digital.CSIC (Spanish National Research Council)
12
Frontiers: Figshare
12
Niedersächsisches Online-Archiv NOA
11
PANGAEA - Data Publisher for Earth & Environmental Science
10
Augustana College, Illinois: Augustana Digital Commons
8
MDPI Open Access Publishing
6
Research Data Australia (Australian National Data Service - ANDS)
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
5
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
5
Universidad Nacional de La Plata (UNLP): SeDiCI (Servicio de Difusión de la Creación Intelectual)
5
University of California: eScholarship
5
Cambridge University Press
4
Ege University Institutional Repository
4
IEDA: US Antarctic Program Data Center (via DataONE)
4
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
4
PubMed Central (PMC)
4
Universidade Federal do Rio Grande do Sul (UFRGS): Lume
4
University of Tasmania: UTas ePrints
4
W&M ScholarWorks
4
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
4
Zenodo
4
Arctic Portal Library
3
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
3
HAL Sorbonne Université
3
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
3
University of Groningen research database
3
University of Southampton: e-Prints Soton
3
Université de Nantes: HAL-UNIV-NANTES
3
Utrecht University Repository
3
Apollo - University of Cambridge Repository
2
Cardiff University: ORCA (Online Research @ Cardiff)
2
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
2
Digital Commons University of South Florida (USF)
2
Edinburgh Research Archive (ERA - University of Edinburgh)
2
Geological Quarterly
2
KNAW: Research Explorer (Royal Netherlands Academy of Arts and Sciences)
2
Masaryk University Journals
2
NIOZ Repository (Royal Netherlands Institute for Sea Research)
2
National Institute of Polar Research Repository, Japan
2
Portal de Periódicos da UFRJ (Universidade Federal do Rio de Janeiro)
2
RI FURG (Repositório da Universidade Federal do Rio Grande)
2
RUcore - Rutgers University Community Repository
2
Texas A&M University Digital Repository
2
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