Index-2
- HeinOnline
- Directory of Research Journal Indexing (DRJI)
- J-Gate
- Academic Resource Index (ResearchBib)
- Genamics JournalSeek
- SPEP – Society for Phenomenology and Existential Philosophy
- CFPlist – academic database
- CFP world
- Central and Eastern European Online Library
- Index Copernicus
- International Political Science Abstracts (selected content)
- Sherpa/Romeo