- Thietmar of Merseburg, The Chronicle2010 | Faculty of Arts
- The key to recognizing civilizational changes in the basin of the Vistula and Odra rivers in the Early Middle Ages: civitas (from the Bavarian Geographer to Thietmar's Chronicle +12020 | Faculty of Arts
- Widukind, Thietmar, Thiddag : The traces of the Saxon mission in Bohemia2017 | Faculty of Arts
- Widukind, Thietmar, Thiddag : Traces of a Saxon Mission in Bohemia2019 | Faculty of Arts
- verses (these are included in Chapter 1, 2, 3, 5, 6, 7)2008 | Faculty of Arts
- Slavic Hippomancy : Horse Divinatory Ritual as a Mediator in the Symbolic System of Slavic Paganism2016 | Faculty of Arts