International indexing

1. erih+

2. Index Copernicus

3. Central & Eastern European Academic Source - CEEAS (EBSCO)

4. EBSCO Legal Collection

5. EBSCO Legal Source

6. Crossref

7. MIAR

8. WorldCat

9. Bielefeld Academic Search Engine (BASE)

10. National Library of Ukraine named after VI Vernadsky

11. OpenAIRE

12. EuroPub

13. ResearchBib

14. Directory of Open Access scholarly Resources (ROAD)

15. Google Scholar

16. Polska Bibliografia Naukowa (PBN)

17. SHERPA RoMEO

18. CORE (COnnecting REpositories)

19. Neliti

20. Scilit

21. Ulrich's Periodicals Directory

22. ResearchGate

23. Lens

24. Korea Open Access Platform for Researchers (KOAR)

25. Paperity

26. Dimensions

27. SJSU (California, United States) library

28. Сobiss

29. SLUB

30. DeepDyve

31. China National Knowledge Infrastructure (CNKI)