Content Provider
Defense Technical Information Center: DTIC Technical Reports database
75
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
27
The World Bank: Open Knowledge Repository (OKR)
20
HELDA – University of Helsinki Open Repository
7
Aarhus University: Research
3
Peking University Institutional Repository (PKU IR)
3
University of Groningen research database
3
Ghent University Academic Bibliography
2
University College London: UCL Discovery
2
University of Bristol: Bristol Research
2
University of St Andrews: Research Portal
2
Xiamen University Institutional Repository
2
IRD (Institute de recherche pour le développement): Horizon
1
Institute of Botany: IBCAS OpenIR (Chinese Academy Of Sciences)
1
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
1
Pohang University of Science and Technology (POSTECH): Open Access System for Information Sharing (OASIS)
1
Research Data Australia (Australian National Data Service - ANDS)
1
Seoul National University: S-Space
1
University of Copenhagen: Research
1
Utrecht University Repository
1