@article{PFMT_2013_3_a14,
     author = {V. N. Semenchuk and V. F. Veliasnitski},
     title = {Finite groups with given properties of critical subgroups},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {89--92},
     publisher = {mathdoc},
     number = {3},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2013_3_a14/}
}