BazHum is a bibliographic database of Polish scientific humanities and social journals. The database collects bibliographic metadata: it records the entire contents of magazines - from the first issues to the current ones. The creator of the collection is the Polish History Museum in Warsaw.

Central and Eastern European Online Library

ICI Journals Master List is an international indexing database of scientific journals, within which, for nearly 20 years, submitted periodicals have been evaluated.

Polska Bibliografia Naukowa is a portal of the Ministry of Science and Higher Education gathering information on Polish and foreign scientific journals and publications of Polish scientists. It is part of the POL-on Higher Education Information System.