Content Provider
Cambridge University Press
121
Directory of Open Access Journals: DOAJ Articles
91
University of St Andrews: Research Portal
24
University of California: eScholarship
15
Technical University of Denmark: DTU Orbit
10
The University of Kansas: KU ScholarWorks
10
PANGAEA - Data Publisher for Earth & Environmental Science
9
University of Zurich (UZH): ZORA (Zurich Open Repository and Archive
8
Aarhus University: Research
7
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
6
University of Bristol: Bristol Research
6
University of St Andrews: Digital Research Repository
6
The University of Manchester: Research Explorer
5
University of Alaska: ScholarWorks@UA
5
University of Copenhagen: Research
5
White Rose Research Online (Universities of Leeds, Sheffield & York)
5
ETH Zürich Research Collection
4
The University of Liverpool Repository
4
University of Liège: ORBi (Open Repository and Bibliography)
4
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Caltech Authors (California Institute of Technology)
3
Cambridge University Press (via Crossref)
3
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
3
Durham University: Durham Research Online
3
Natural Environment Research Council: NERC Open Research Archive
3
University of Lincoln: Lincoln Repository
3
University of Michigan: Deep Blue
3
University of Tasmania: UTas ePrints
3
Université de Nantes: HAL-UNIV-NANTES
3
Archives ouvertes de Paris-Saclay
2
Digital.CSIC (Spanish National Research Council)
2
Edinburgh Research Archive (ERA - University of Edinburgh)
2
Kazan Federal University Digital Repository
2
King's College, London: Research Portal
2
Lancaster University: Lancaster Eprints
2
NORA (National aggregator of open repositories of Russian universities)
2
Newcastle University Library ePrints Service
2
University College London: UCL Discovery
2
Zenodo
2
eCite UTAS (University of Tasmania)
2
Aberdeen University Research Archive (AURA)
1
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
1
Carolina Digital Repository (UNC - University of North Carolina)
1
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
German Aerospace Center: elib - DLR electronic library
1
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
1
Høgskulen på Vestlandet: HVL Open
1
Institut national des sciences de l'Univers: HAL-INSU
1
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