Content Provider
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
35
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
10
DataCite Metadata Store (German National Library of Science and Technology)
7
Research Data Australia (Australian National Data Service - ANDS)
6
Unknown
5
Arctic Data Center (via DataONE)
3
University of Akron: IdeaExchange@UAkron
3
University of Nottingham: Repository@Nottingham
3
CyberLeninka (Scientific Electronic Library)
2
Missouri University of Science and Technology (Missouri S&T): Scholars' Mine
2
Queensland University of Technology: QUT ePrints
2
Scientific Research Publishing (SCIRP Open Access - via Crossref)
2
Springer Nature (via Crossref)
2
University of California: eScholarship
2
University of Wisconsin: Digital Collections
2
Australian National University: ANU Digital Collections
1
Central Queensland University: aCQUIRe
1
Chalmers University of Technology: Chalmers research
1
De Gruyter (via Crossref)
1
Durham University: Durham e-Theses
1
LSU Digital Commons (Louisiana State University)
1
NORA (National aggregator of open repositories of Russian universities)
1
OpenMETU (Middle East Technical University)
1
Purdue University Graduate School: Figshare
1
Repositorio ANID (Agencia Nacional de Investigación y Desarrollo)
1
Research Center for Eco-Environmental Sciences: RCEES OpenIR (Chinese Academy of Sciences)
1
Siberian Federal University: Archiv Elektronnych SFU
1
The University of Southern Mississippi: The Aquila Digital Community
1
UND Scholarly Commons (University of North Dakota)
1
University of Massachusetts: ScholarWorks@UMass Amherst
1
University of Redlands: InSPIRe@Redlands
1
Zenodo
1