International Data Bases

-EBSCO (2021)

-Open J-Gate (2017)

-Central and Eastern European Online Library (CEEOL) (Indexing date: 2018, Indexed issues starting with issue 1/2000)

-InfoBase Index (2020)

-Elektronische Zeitschriftenbibliothek Regensburg (EZB) (2019)

-Library of Congress, Washington DC, USA (Indexing date: 2019, Indexed issues starting with issue 1/2000)

-WorldCat (2019)

-Scipio (2020)