@article{IVM_1962_6_a5,
     author = {P. T. Kozel and R. I. Tyshkevich},
     title = {Two theorems on solvable groups},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {45--50},
     publisher = {mathdoc},
     number = {6},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1962_6_a5/}
}