Issues have also individual titles. Third issue for years 2016-2018 is special issue with ENTRE Conference Proceedings.
Text of individual issues alternate between Polish, with English abstracts, and English.
Description based on: Vol. 1, nr 1 (2015); title from PDF title page (uek site, viewed February 21, 2020).
Latest issue consulted: Vol. 4, no. 3 (2018) (uek site, viewed February 21, 2020).