- GoogleScholar
- SemanticScholar
- Resurchify impact factor
- Scilit
- CNKI
- Crossref
- Cosmos Impactfactors
- International Institute Of Organized Research (I2OR)
- Polish Scholarly Bibliography (PBN)
- ResearchBib
- JURN
- Scientific Indexing Services (SIS)
- Eurasian Scientific Journal Index
- EBSCO
- ProQuest
- Index Copernicus
- Academic Journal Catalogue (AJC)
- BASE | Bielefeld Academic Search Engine
- CiteSeerx
- Researchgate
- Cobiss
- Scientific Periodicals Ukraine
- Electronic Journals Library
- Open J-Gate
- Bielefeld Academic Search Engine (BASE)
- Ulrichsweb Global Serials Directory
- Academic keys
- Staats- und Universitätsbibliothek Hamburg Carl von Ossietzky
- Open Ukrainian Citation Index (OUCI)
