ARCHIVING & INDEXING
- DOAJ - Directory of Open Access Journals
- NSD - Norwegian Centre for Research Data
- DHET Accredited Journal List (Department of Higher Education and Training, South Africa)
- ERIHPLUS
- Index Copernicus (ICI Journals Master List database for 2022)
- Sherpa Romeo
- Asian Science Citation Index (ASCI)
- South African Bibliographic and Information Network (SABINET)
- Google Scholar
- EBSCO Essentials™
- EBSCO Database
- Bielefeld Academic Search Engine (BASE)
- ResearchBib
- Directory of Research Journals Indexing (DRJI)
- JournalTOCs
- J-Gate
- CrossRef
- ScienceGate
- “scientific” and “literature" (Scilit)
- Publons
- Directory of Open Access Scholarly Resources (ROAD)
- Internet Archive Scholar
- Fatcat Internet Archive
- Korea Open Access Platform for Researchers (KOAR)
- OpenAIRE
- University of Leiden
- Harvard Library: Hollis
- University of Texas Libraries
- Base: Bielefeld University Library
- WorldCat
- Yale University Library
- UCR Library: University of California