- Reflections on the concept of spiritual contemplation of human sexuality2014 | First Faculty of Medicine
- The secrets of the jungle and the mysterious castle of Carpathians2014 | First Faculty of Medicine
- Humane atheism ? the legitimate heir of the heights of the Christian tradition2008 | Faculty of Mathematics and Physics, Faculty of Education
- Humane atheism – the legitimate heir of the heights of the Christian tradition2008 | Faculty of Mathematics and Physics
- The fairytale world of pious fellow citizens2012 | First Faculty of Medicine