@article{SM_1967_3_1_a4,
     author = {Ya. G. Berkovich},
     title = {On solvable groups of finite order},
     journal = {Sbornik. Mathematics},
     pages = {69--83},
     year = {1967},
     volume = {3},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1967_3_1_a4/}
}