Content Provider
Directory of Open Access Journals: DOAJ Articles
75
University of California: eScholarship
38
Unknown
38
LeibnizOpen (The Leibniz Association)
37
Natural Environment Research Council: NERC Open Research Archive
37
Niedersächsisches Online-Archiv NOA
28
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
27
Cambridge University Press
25
Royal Holloway University of London: Royal Holloway Digital Repository
19
Université de Nantes: HAL-UNIV-NANTES
18
DataCite Metadata Store (German National Library of Science and Technology)
14
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
11
Wiley Online Library
10
Australian National University: ANU Digital Collections
8
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
8
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
8
Université Grenoble Alpes: HAL
8
Cambridge University Press (via Crossref)
7
Institut national des sciences de l'Univers: HAL-INSU
7
University of East Anglia: UEA Digital Repository
7
eCite UTAS (University of Tasmania)
7
BORIS (Bern Open Repository and Information System, University of Bern)
5
Caltech Authors (California Institute of Technology)
5
DESY Publication Database (PUBDB)
5
ScienceDirect (Elsevier - via Crossref)
5
The University of Adelaide: Digital Library
5
University of Tasmania: UTas ePrints
5
Cardiff University: ORCA (Online Research @ Cardiff)
4
Dialnet - Portada de revistas (Universidad de La Rioja)
4
HAL Sorbonne Université
4
Imperial College London: Spiral
4
Lund University Publications (LUP)
4
ORA - Oxford University Research Archive
4
University of Groningen research database
4
White Rose Research Online (Universities of Leeds, Sheffield & York)
4
ARPI - Archivio della Ricerca dell'Università di Pisa
3
HELDA – University of Helsinki Open Repository
3
Institut National de la Recherche Agronomique: ProdINRA
3
Lancaster University: Lancaster Eprints
3
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
3
Oxford University Press (via Crossref)
3
Periódicos Científicos da UFRGS (Universidade Federal do Rio Grande do Sul)
3
Polar Research (E-Journal)
3
UNSW Sydney (The University of New South Wales): UNSWorks
3
Université de Paris: Portail HAL
3
Archives ouvertes de Paris-Saclay
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
Curtin University: espace
2
DSpace@MIT (Massachusetts Institute of Technology)
2
DergiPark Akademik (E-Journals)
2
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