Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
545
University of Washington, Seattle: Digital Collections
7
Directory of Open Access Journals: DOAJ Articles
4
University of Calgary Journal Hosting
3
Unknown
3
Arctic Council Repository
2
CDC Stacks (Centers for Disease Control and Prevention)
2
Defense Technical Information Center: DTIC Technical Reports database
2
North Dakota State University (NDSU): Digital Horizons
2
USGS Science Data Catalog (via DataONE)
2
University of Tromsø: Septentrio Academic Publishing
2
Aarhus University: Research
1
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
Arctic Data Center (via DataONE)
1
Borealis
1
Brill (via Crossref)
1
Digital.CSIC (Spanish National Research Council)
1
IEDA: EarthChem Library (via DataONE)
1
JKI Open Journal Systems (Julius Kühn-Institut)
1
Kew Research Repository
1
Knowledge Network for Biocomplexity (via DataONE)
1
LaCRIS - University of Lapland Current Research System
1
Magnolia press
1
PubMed Central (PMC)
1
Research Data Australia (Australian National Data Service - ANDS)
1
Summit - SFU Research Repository (Simon Fraser University)
1
The Seattle Public Library Special Collections Online
1
The University of Arizona: UA Campus Repository
1
The University of Western Ontario: Scholarship@Western
1
Umeå University: Publications (DiVA)
1
University of Bristol: Bristol Research
1
University of Groningen research database
1
University of Lethbridge Digitized Collections
1
University of Tromsø: Munin Open Research Archive
1
University of the Pacific, McGeorge School of Law: Scholarly Commons
1
University of the Pacific: Scholarly Commons
1
Università degli studi di Trieste: ArTS (Archivio della ricerca di Trieste)
1
Uppsala University: Publications (DiVA)
1
Wiley Online Library
1
norden (Nordic Council of Ministers): Publications (DiVA)
1