Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
29
Directory of Open Access Journals: DOAJ Articles
29
Unknown
22
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
21
Université de Nantes: HAL-UNIV-NANTES
16
PANGAEA - Data Publisher for Earth & Environmental Science
10
Aix-Marseille Université: HAL
8
HAL Université Côte d'Azur
8
Université d'Avignon et des Pays de Vaucluse: HAL
8
Defense Technical Information Center: DTIC Technical Reports database
7
Institut national des sciences de l'Univers: HAL-INSU
6
Copernicus Publications: E-Journals
5
MDPI Open Access Publishing
5
Archives ouvertes de Paris-Saclay
3
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
3
Niedersächsisches Online-Archiv NOA
3
BORIS (Bern Open Repository and Information System, University of Bern)
2
Cambridge University Press (via Crossref)
2
HighWire Press (Stanford University)
2
Informa (via Crossref)
2
LAEI VL (Lithuanian Institute of Agrarian Economics Virtual Library)
2
LSRC VL (Lithuanian Social Research Centre Virtual Library)
2
PubMed Central (PMC)
2
Zenodo
2
Akademicka Platforma Czasopism
1
Akademicka Platforma Czasopism (APCZ)
1
Apollo - University of Cambridge Repository
1
Arcadia - Explorations in Environmental History (E-Journal)
1
Cambridge University Press
1
DZNEPUB (German Center for Neurodegenerative Diseases)
1
De Gruyter (via Crossref)
1
DergiPark Akademik (E-Journals)
1
Federation of Finnish Learned Societies: Scientific Journals Online
1
GEO-LEOe-docs (FID GEO)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
HELDA – University of Helsinki Open Repository
1
IIASA DARE (Data Repository of the International Institute of Applied Systems Analysis)
1
IIASA PURE (International Institute of Applied Systems Analysis: PUblications REpository)
1
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
1
Irstea Publications et Bases documentaires (Irstea@doc/CemOA)
1
Masaryk University Journals
1
Météo-France: HAL
1
NORA (National aggregator of open repositories of Russian universities)
1
National Institute of Polar Research Repository, Japan
1
National Research Council Canada: NRC Publications Archive
1
Normandie Université: HAL
1
Portail HAL-ANR (Agence Nationale de la Recherche)
1
SAGE Publications (via Crossref)
1
ScienceDirect (Elsevier)
1
Siberian Federal University: Archiv Elektronnych SFU
1
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