Content Provider
Zenodo
217
Directory of Open Access Journals: DOAJ Articles
135
USGS Science Data Catalog (via DataONE)
112
Frontiers: Figshare
78
Unknown
67
DataCite Metadata Store (German National Library of Science and Technology)
55
Magnolia press
43
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
37
Dryad Digital Repository (Duke University)
26
MDPI Open Access Publishing
26
Université de Nantes: HAL-UNIV-NANTES
24
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
23
LeibnizOpen (The Leibniz Association)
21
Pensoft Publishers
18
Scientia Marina (E-Journal)
17
Charles University CU Digital repository
14
HAL Sorbonne Université
14
University of Liège: ORBi (Open Repository and Bibliography)
14
Institut national des sciences de l'Univers: HAL-INSU
13
University of California: eScholarship
13
University of Tasmania: UTas ePrints
11
Aarhus University: Research
9
Uppsala University: Publications (DiVA)
9
Australian National University: ANU Digital Collections
8
Ghent University Academic Bibliography
8
Instituto Español de Oceanografía: e-IEO
7
Stellenbosch University: SUNScholar Research Repository
7
The Czech Academy of Sciences: Publication Activity (ASEP)
7
The University of Waikato: Research Commons
7
Università degli Studi di Siena: USiena air
7
Apollo - University of Cambridge Repository
6
Connexions (Educational Material)
6
KovsieScholar Repository (University of the Free State - UFS UV)
6
Lund University Publications (LUP)
6
Muséum National d'Histoire Naturelle (MNHM): HAL
6
Naturalis Digital Academic Repository (National Museum of Natural History in the Netherlands)
6
Naturalis Institutional Repository
6
Purdue University: e-Pubs
6
Wageningen UR (University & Research Centre): Digital Library
6
Aix-Marseille Université: HAL
5
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
5
EPHE (Ecole pratique des hautes études, Paris): HAL
5
HELDA – University of Helsinki Open Repository
5
Macquarie University Research Portal
5
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
5
Research Data Australia (Australian National Data Service - ANDS)
5
The University of Adelaide: Digital Library
5
University of Groningen research database
5
Université de Bourgogne (UB): HAL
5
Université des Antilles (UAG): HAL
5
more ...