Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
564
North Dakota State University (NDSU): Digital Horizons
62
Arctic Data Center (via DataONE)
23
NOAA NCEI Environmental Data Archive (via DataONE)
20
Zenodo
20
University of New England: DUNE (DigitalUNE)
16
University of Lethbridge Digitized Collections
14
Hunter Library Digital Collections (Western Carolina University)
13
The University of Utah: J. Willard Marriott Digital Library
13
PALNI Digital Library Collections (Private Academic Library Network of Indiana)
8
PANGAEA - Data Publisher for Earth & Environmental Science
6
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
5
UQAM - Université du Québec à Montréal: archipel
5
University of Washington, Seattle: Digital Collections
5
Unknown
4
Arca (BC's Digital Treasures)
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
UTSA Digital Collections (The University of Texas at San Antonio)
3
APS Digital Library (American Philosophical Society)
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Biodiversity Heritage Library (BHL)
2
Loyola University Chicago Digital Special Collections
2
ScienceDirect (Elsevier)
2
Special Collections @ DU (University of Denver)
2
The Online Books Page (Penn Libraries, University of Pennsylvania)
2
University of Calgary Journal Hosting
2
University of Nebraska-Lincoln: DigitalCommons@UNL
2
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
2
Université Laval: CorpusUL
2
Université de Montréal (UdeM): Papyrus
2
Université de Nantes: HAL-UNIV-NANTES
2
Université de Sherbrooke: Savoirs UdeS
2
Western Kentucky University (WKU): TopScholar
2
AAAS Resource Center (American Association for the Advancement of Science - via Crossref)
1
AIP Publishing
1
ASM Journals (American Society for Microbiology - via Crossref)
1
ArXiv.org (Cornell University Library)
1
Arctic Institute of North America (via Crossref)
1
Bavarian Digital Repository (BDR - Bayerische Staatsbibliothek Munich, BSB)
1
Bergen Open Access Publishing (University of Bergen Library)
1
Brigham Young University (BYU): Digital Collections
1
Cambridge University Press
1
Colecciones digitales - Biblioteca Virtual del Banco de la República
1
Croatian Digital Theses Repository (National and University Library in Zagreb)
1
DSpace@MIT (Massachusetts Institute of Technology)
1
Digital.CSIC (Spanish National Research Council)
1
Florida State University: DigiNole Commons
1
Gateway Digital Collections (UNC Greensboro - UNCG)
1
HAL e2s UPPA (Université de Pau et des Pays de l'Adour)
1
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