Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
19
Cambridge University Press
18
University of Tasmania: UTas ePrints
15
University of Canterbury, Christchurch: UC Research Repository
12
Unknown
11
The University of Melbourne: Digitised Collections
10
David Rumsey Historical Map Collection (Cartography Associates)
9
Ohio State University (OSU): Knowledge Bank
9
eCite UTAS (University of Tasmania)
9
NASA Technical Reports Server (NTRS)
8
University of Florida: Digital Library Center
6
ARPI - Archivio della Ricerca dell'Università di Pisa
5
DataCite
5
Directory of Open Access Journals: DOAJ Articles
5
Biodiversity Heritage Library (BHL)
4
Oxford University Press (via Crossref)
4
Research Data Australia (Australian National Data Service - ANDS)
4
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
4
Australian National University: ANU Digital Collections
3
Copernicus Publications: E-Journals
3
Harvard University: Harvard Collections
3
Natural Environment Research Council: NERC Open Research Archive
3
Zenodo
3
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
CentAUR: Central Archive at the University of Reading
2
Edinburgh University Press (via Crossref)
2
University of Washington, Seattle: Digital Collections
2
University of Western Sydney (UWS): Research Direct
2
University of Wollongong, Australia: Research Online
2
American Museum of Natural History: AMNH scientific publications
1
Apollo - University of Cambridge Repository
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Arctic Portal Library
1
Australian Policy Online (Institute for Social Research, Swinburne University of Technology)
1
Cambridge University Press (via Crossref)
1
Chapman University Digital Commons
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
Defense Technical Information Center: DTIC Technical Reports database
1
Digital Collections of Colorado (Colorado State University)
1
Edinburgh Research Archive (ERA - University of Edinburgh)
1
HAL-IN2P3 (Institut national de physique nucléaire et de physique des particules)
1
IEDA: US Antarctic Program Data Center (via DataONE)
1
James Cook University, Australia: ResearchOnline@JCU
1
London School of Hygiene & Tropical Medicine: LSHTM Research Online
1
Macquarie University Research Portal
1
Massey University: Massey Research Online
1
Monash University: Figshare
1
Mountain Scholar (Digital Collections of Colorado and Wyoming)
1
Niedersächsisches Online-Archiv NOA
1
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
1
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