- Word that Matters : Human and Ethics in the Thought of Emmanuel Lévinas2014 | Publication without faculty affiliation
- Gnostic Adam. The Creation of Man and the Paradise Story According to the Sethian Mythology2017 | Protestant Theological Faculty
- The Unbearable Argumentation2003 | Faculty of Arts
- The splendour and misery of the platonist conception of semantics2006 | Faculty of Arts
- The Spirit of Nature and the Spirit of God2019 | Faculty of Science