Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
33,338
Zenodo
478
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
370
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
93
NOAA NCEI Environmental Data Archive (via DataONE)
77
David Rumsey Historical Map Collection (Cartography Associates)
64
AU Digital Research Archive (American University)
55
RePEc (Research Papers in Economics)
40
Digital.CSIC (Spanish National Research Council)
37
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
35
Repositorio Digital Institucional - Universidad de Buenos Aires (RDI UBA)
35
Research Data Australia (Australian National Data Service - ANDS)
29
Dryad Digital Repository (Duke University)
27
Unknown
26
Biodiversity Heritage Library (BHL)
19
Natural Environment Research Council: NERC Open Research Archive
19
Australian National University: ANU Digital Collections
18
University of Nebraska-Lincoln: DigitalCommons@UNL
15
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
11
Digital Commons University of South Florida (USF)
10
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
8
North Dakota State University (NDSU): Digital Horizons
8
Repositorio Institucional del Ministerio de Educación de la Nación (Argentina)
8
ScholarsArchive@OSU (Oregon State University)
8
University of Michigan: Digital Collections
8
New Zealand Electronic Text Collection (Victoria University of Wellington)
7
Oxford University Press (via Crossref)
7
Springer Nature
7
USGS Science Data Catalog (via DataONE)
7
University of South Florida St. Petersburg: Digital USFSP
7
GFZ Data Services (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
6
Instituto Español de Oceanografía: e-IEO
6
NASA Technical Reports Server (NTRS)
6
University of Wisconsin-Milwaukee: UWM Digital Commons
6
WHO (World Health Organization): Institutional Repository for Information Sharing (IRIS)
6
University of California: eScholarship
5
University of Glasgow: Enlighten - Publications
5
ArXiv.org (Cornell University Library)
4
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
4
Frontiers: Figshare
4
Marshall University: Marshall Digital Scholar
4
RID-UnRN - Repositorio Institucional Digital Universidad Nacional de Río Negro
4
Repositorio ANID (Agencia Nacional de Investigación y Desarrollo)
4
Swinburne University of Technology: Swinburne Research Bank
4
The University of Maine: DigitalCommons@UMaine
4
University of Tasmania: UTas ePrints
4
University of Washington, Seattle: Digital Collections
4
Biological and Chemical Oceanography Data Management Office (BCO-DMO) (via DataONE)
3
Brill (via Crossref)
3
CLACSO (Consejo Latinoamericano de Ciencias Sociales)
3
more ...