Google Scholar
A search engine for scholarly publications. It helps readers find platform articles by title, authors and keywords.
Digital Object Identifier
A permanent digital identifier for an article, used for stable links and correct citation.
Crossref
A DOI registration agency and linking infrastructure for scholarly metadata and references.
DOAJ
A directory of open access journals used to validate openness, editorial policy and journal quality.
CyberLeninka
An open-access scientific electronic library for publishing and distributing articles.
Scopus Candidate
Preparation status for Scopus requirements: issue regularity, metadata quality, peer review and international visibility.
Web of Science Candidate
Preparation status for Web of Science requirements, including editorial processes, citations and publication quality.
eLIBRARY.RU
A Russian scientific electronic library and bibliographic database for publications and citations.
