Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1966_167_2_a10, author = {L. Ya. Polyakov}, title = {Maximal and normal series of finite groups}, journal = {Doklady Akademii Nauk}, pages = {294--297}, publisher = {mathdoc}, volume = {167}, number = {2}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_2_a10/} }
L. Ya. Polyakov. Maximal and normal series of finite groups. Doklady Akademii Nauk, Tome 167 (1966) no. 2, pp. 294-297. http://geodesic.mathdoc.fr/item/DAN_1966_167_2_a10/