˃ TOBB ETU Current Research Information System (GCRIS) incorporates the TOBB ETU Institutional Repository, researcher profiles, and advanced reporting facilities with different metrics and thus enables discovery of potential collaboration opportunities, and ensures long-term preservation of the University’s scholalrly output. It also hosts e-books published by the University, and some digital collections of the TOBB ETU Library.

˃ Some portals and platforms offering open access  and/or digital resources


APERTA TÜBİTAK Open Archive: A platform which encompasses publications produced from the projects supported by TÜBİTAK, and associated data.

CORE: Worldwide open access research outputs.

DART: European e Theses

DergiPark Akademik: Platform for Turkish open access scientific journals

DOAB: The worldwide open books portal.

DOAJ: Worldwide open articles portal

EThOS: UK e-thesis

Harman Academic Archive of Turkey: Harvestor of Turkish institutional repositories

HathiTrust Digital Library: Worldwide open books portal

Internet Archive: Digitized books and other digital Works

NDLTD: World theses portal

OpenAIRE: The European portal for corporate and open archives

OpenEdition Digital books, journals and other resources on humanities and social sciences

PQDT Open: open theses submitted by ProQuest

TR Index: National scientific articles from all disciplines

TÜBA Open Course Materials Portal University open course materials

YÖK Courses Platform University open course materials

YÖK National Thesis Center Database Theses submitted to the universities in Turkey

Zenodo Open data archive

˃ Subject based pre-print archives

arXiv physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics

bioRxiv Biology

engrXiv Engineering

medRxiv Medicine

PsyArXiv Psychology

RePEc Economics

SocArXiv Social Sciences

TechRxiv Electrical Engineering and Computing

˃ Union Catalogs and Databases offered by the National Library and The Nation's Library of the Presidency

National Library Electronic Resources: Licensed databases available to those who register as a member of the Library.

The Nation's Library Databases Licensed databases available to members

TO-KAT National Union Catalog Union catalog of the libraries in Turkey

WorldCat: The union catalog of the OCLC global cooperative current or past member libraries worldwide