- Multiplication Groups of Loops and Projective Semilinear Transformations in Dimension Two2002 | Publication without faculty affiliation
- Multiplication Groups of Quasigroups and Loops IV.2005 | Central Library of Charles University
- Multiplication Groups of Quasigroups and Loops IV.2006 | Faculty of Mathematics and Physics
- Three Concepts of Nilpotence in Loops2023 | Faculty of Mathematics and Physics