Content Provider
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AAAS Resource Center (American Association for the Advancement of Science - via Crossref)
5
Arctic Portal Library
5
De Gruyter
5
Informa (via Crossref)
5
Johns Hopkins University Press (via Crossref)
5
Oxford University Press
5
The Online Books Page (Penn Libraries, University of Pennsylvania)
5
Universitas Padjadjaran Repository
5
University of California Press (via Crossref)
5
Arctic Institute of North America (via Crossref)
4
Digital Repository of Scientific Institutes (RCIN)
4
Harvard University Press (via Crossref)
4
IEDA: Marine-Geo Digital Library (via DataONE)
4
Informa
4
Knowledge Network for Biocomplexity (via DataONE)
4
Muséum National d'Histoire Naturelle (MNHM): HAL
4
National Research Council Canada: NRC Publications Archive
4
UNC Dataverse
4
Aix-Marseille Université: HAL
3
Beloit College Digital Collections
3
Brill (via Crossref)
3
Dalhousie University: DalSpace Institutional Repository
3
Digital Collections of Colorado (Colorado State University)
3
HAL Sorbonne Université
3
Indonesia University of Education: repository@UPI
3
James Cook University, Australia: ResearchOnline@JCU
3
John Benjamins Publishing Company
3
Mountain Scholar (Digital Collections of Colorado and Wyoming)
3
Persée: Portail de revues scientifiques en sciences humaines et sociales
3
ScholarSpace at University of Hawaii at Manoa
3
Springer Nature (via Crossref)
3
The Library of Congress: American Memory
3
Universitas Pasundan: Repository
3
University of Wisconsin Press (UW Press - via Crossref)
3
Universitá degli Studi di Roma "Tor Vergata": ART - Archivio Istituzionale della Ricerca
3
AJOL - African Journals Online
2
Aarhus University: Research
2
Arca (BC's Digital Treasures)
2
Ball State University: Cardinal Scholar
2
Barrel - Otaru University of Commerce Academic Collections
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
CQUniversity: acquire
2
Charles University CU Digital repository
2
Connecticut Digital Archive
2
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
2
DigiZeitschriften: The German digital journal archive (Göttingen University Library)
2
Digital Repository of the University of Hawaii at Manoa
2
Federation of Finnish Learned Societies: Scientific Journals Online
2
Georgia Southern University: Digital Commons@Georgia Southern
2
GettDigital (Gettysburg College Digital Collections)
2
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