@article{DAN_1970_193_6_a11,
     author = {S. A. Chunikhin},
     title = {On nilpotent and supersolvable subgroups of finite groups},
     journal = {Doklady Akademii Nauk},
     pages = {1255--1258},
     publisher = {mathdoc},
     volume = {193},
     number = {6},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_193_6_a11/}
}