Indexing and Abstracting

 CROSSREF

 OPENALEX

Google Scholar

CAS (Chemical Abstracts Service) databases, a division of the American Chemical Society (ACS).

Researchgate

Letpup

Scilit (MDPI)

J-Gate

Open Ukrainian Citation Index (OUCI)

ScholarMate

Dimension

Semantic Scholar  

Researchgate

EuroPub Database