On Hall subgroups of a finite group Wenbin Guo; Alexander Skiba — 2013 Open Mathematics New criteria of existence and conjugacy of Hall subgroups of finite groups are given.
Finite groups in which τ -quasinormality is a transitive relation Vladimir O. Lukyanenko; Alexander N. Skiba — 2010 Rendiconti del Seminario Matematico della Università di Padova
SE-supplemented subgroups of finite groups Wenbin Guo; Alexander N. Skiba; Nanying Yang — 2013 Rendiconti del Seminario Matematico della Università di Padova