@article{MZ_1964__83_170216,
     author = {Richard Brauer},
     title = {On quotient groups of finite groups.},
     journal = {Mathematische Zeitschrift},
     pages = {72--84},
     year = {1964},
     volume = {83},
     zbl = {0116.01802},
     url = {http://geodesic.mathdoc.fr/item/MZ_1964__83_170216/}
}