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@article{DAN_1960_134_1_a7, author = {R. P. Ignat'eva}, title = {Theorems on the existence and inclusion of subgroups in a finite group}, journal = {Doklady Akademii Nauk}, pages = {33--35}, publisher = {mathdoc}, volume = {134}, number = {1}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_134_1_a7/} }
R. P. Ignat'eva. Theorems on the existence and inclusion of subgroups in a finite group. Doklady Akademii Nauk, Tome 134 (1960) no. 1, pp. 33-35. http://geodesic.mathdoc.fr/item/DAN_1960_134_1_a7/