Participating Databases
- African Journals Online
- Asia Journals Online (AsiaJOL)
- BazTech (Poland)
- British Library Electronic Table of Contents
- Canada Institute for Scientific and Technical Information
- CERN Document Server
- CSIR Research Space (South Africa)
- Czech Academy of Sciences Publication Activity Database
- Czech Academy of Sciences Repository
- Defence Research and Development Canada (Canada)
- DEFF Global E Prints (Denmark)
- Danish National Research Database (Denmark)
- Digital.CSIC (Spain)
- Digital Repository Infrastructure Vision for European Research (DRIVER)
- Digital Repository Service at National Institute of Oceanography (India)
- Directory of Open Access Journals (Sweden)
- EKT National Archive of PhD Theses (HEDI) (Greece)
- Energy Technology Data Exchange (ETDEWEB)
- Environmental Research Database - United Kingdom
- German National Library of Science and Technology (GetInfo)
- Index Scriptorium Estoniae (Estonia)
- Indian Academy of Sciences
- Indian Institute of Science Eprints
- Indian Institute of Science Theses & Dissertations
- Indian Medlars Centre
- Institute of Scientific and Technical Information of China (ISTIC) Chinese Databases
- Institute of Scientific and Technical Information of China (ISTIC) English Journals Database
- Institut national de la sante et de la recherche medicale (INSERM)
- International Development Research Centre (IDRC) Digital Library - Canada
- International Nuclear Information System (INIS)
- International Science & Technology Center (ISTC)
- Io-port.net (Germany)
- I-Revues (France)
- J-EAST (Japan)
- J-STAGE (Japan)
- J-STORE (Japan)
- Journal@rchive (Japan)
- KoreaMed
- KoreaScience
- Latin America Journals Online
- LENUS (Ireland)
- NARCIS (Netherlands)
- National Library of the Czech Republic Manuscriptorium
- National Library of Latvia
- Norwegian Open Research Archives (NORA)
- OpenSIGLE (European Union)
- Refdoc (France)
- Russian Foundation for Basic Research eLIBRARY.ru
- Russian union catalog of scientific literature (GPNTB)
- Science.gov (United States)
- Scientific Library Online: Argentina
- Scientific Library Online: Brazil
- Scientific Library Online: Chile
- Scientific Library Online: Colombia
- Scientific Library Online: Cuba
- Scientific Library Online: Mexico
- Scientific Library Online: Portugal
- Scientific Library Online: Spain
- Scientific Library Online: Venezuela
- State Public Technical Library of Russia (GPNTB) Library Catalogue
- Transactions and Proceedings of the Royal Society of New Zealand 1868-1961 (New Zealand)
- Trove (Australia)
- UK PubMed Central (United Kingdom)
- Vserossiisky Institut Nauchnoi i Tekhnicheskoi Informatsii (VINITI) Projects Database
- Vserossiisky Institut Nauchnoi i Tekhnicheskoi Informatsii (VINITI) Earth Sciences and Environmental Management Projects
- Virtual Library of Lithuania
- VTT Technical Research Centre of Finland-Publications (Finland)
- VTT Technical Research Centre of Finland-Research (Finland)
- Wastenet (United Kingdom)
- Wielkopolska Biblioteka Cyfrowa (Poland)