Some of databases presented below may be accessible only through subscription.

• Dimensions 
• DOAJ (Directory of Open Access Journals)
• EBSCOhost: Academic Search Complete, TOC Premier
• Gale®: Academic OneFile, InfoTrac Custom;
• Google Scholar 
• Microsoft Academic 
• MyScienceWork 
• OpenAIRE2020 (deposit publications) 
• ProQuest: Summon™ , Ulrichsweb™
• Scilit.

Every article published in this journal is assigned with Crossref DOI. Full metadata and open references registered in Crossref make research outputs easy to find, cite, link, and assess in any project worldwide. Further https://www.crossref.org/services/metadata-delivery/