Content Provider
Defense Technical Information Center: DTIC Technical Reports database
84
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
49
DataCite Metadata Store (German National Library of Science and Technology)
21
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
13
Zenodo
12
HELDA – University of Helsinki Open Repository
10
University College London: UCL Discovery
10
Ghent University Academic Bibliography
7
Université de Nantes: HAL-UNIV-NANTES
6
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
4
Université Grenoble Alpes: HAL
4
Université Savoie Mont Blanc: HAL
4
University of Groningen research database
3
Unknown
3
Aarhus University: Research
2
Oregon Institue of Technology (OIT): Digital Collections
2
University of St Andrews: Research Portal
2
Ural Federal University (URFU): ELAR
2
Aalto University Publication Archive (Aaltodoc)
1
Agrocampus Ouest: HAL
1
Aix-Marseille Université: HAL
1
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
1
Carolina Digital Repository (UNC - University of North Carolina)
1
DRO - Deakin Research Online
1
ETH Zürich Research Collection
1
HAL Lyon 1 (University Claude Bernard Lyon 1)
1
IFPRI Knowledge Collections (International Food Policy Research Institute)
1
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
1
Imperial College London: Spiral
1
Irstea Publications et Bases documentaires (Irstea@doc/CemOA)
1
LaCRIS - University of Lapland Current Research System
1
Maastricht University Research Publications
1
Nanjing Institute of Geology and Palaeontology: NIGPAS OpenIR (Chinese Academy of Sciences)
1
OpenAgrar (OA)
1
Pohang University of Science and Technology (POSTECH): Open Access System for Information Sharing (OASIS)
1
Portail HAL Institut Agro
1
Revistas UNAM (Universidad Nacional Autónoma de México)
1
Royal Holloway University of London: Royal Holloway Digital Repository
1
The World Bank: Open Knowledge Repository (OKR)
1
University of California: eScholarship
1
University of Copenhagen: Research
1
University of Leicester: Figshare
1
University of Stirling: Stirling Digital Research Repository
1
Université de Lausanne (UNIL): Serval - Serveur académique lausannois
1
Université de Lyon: HAL
1
Université de Rennes 1: Publications scientifiques (HAL)
1