EL-hyperstructures revisited. - Michal Novák; Stepán Krehlík (Soft Comput., 2018)

Cyclicity in EL-Hypergroups. - Michal Novák; Stepán Krehlík; Irina Cristea (Symmetry, 2018)

Elements of Hyperstructure Theory in UWSN Design and Data Aggregation. - Michal Novák; Stepán Krehlík; Kyriakos Ovaliadis (Symmetry, 2019)

n-ary Cartesian composition of automata. - Michal Novák; Stepán Krehlík; David Stanek (Soft Comput., 2020)

The Symmetry of Lower and Upper Approximations, Determined by a Cyclic Hypergroup, Applicable in Control Theory. - Stepán Krehlík; Jana Vyroubalová (Symmetry, 2020)

Cellular automaton created as an m-ary product of algebraic quasi-multiautomata. - Stepán Krehlík (Soft Comput., 2023)