@article{GDZPPN002398915, title = {An Elementary Proof of a Lemma by Gasch\"utz.}, journal = {Mathematische Zeitschrift}, volume = {99}, year = {1967}, pages = {214-215}, zbl = {0189.32403}, url = {http://dml.mathdoc.fr/item/GDZPPN002398915} }
Hoechsmann, Klaus. An Elementary Proof of a Lemma by Gaschütz.. Mathematische Zeitschrift, Tome 99 (1967) pp. 214-215. http://gdmltest.u-ga.fr/item/GDZPPN002398915/