• DOAJ
• Ulrich's Periodicals Directory
• Index Copernicus
• National Library of Ukraine Vernadsky
• WorldCat
• ResearchBib - Academic Recource Index
• Google Schoolar
• CiteFactor Academic Scientific Journals
• Scientific Indexing Services
• Vancouver Public Library
• Universiteitsbibliotheek Gent
• University Library Lugano
• Directory of Open Access scholarly Resources (ROAD)
Ukrainian
English