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@article{MZ_1967__96_170678, author = {Klaus Hoechsmann}, title = {An {Elementary} {Proof} of a {Lemma} by {Gasch\"utz.}}, journal = {Mathematische Zeitschrift}, pages = {214--215}, publisher = {mathdoc}, volume = {96}, year = {1967}, zbl = {0189.32403}, url = {http://geodesic.mathdoc.fr/item/MZ_1967__96_170678/} }
Klaus Hoechsmann. An Elementary Proof of a Lemma by Gaschütz.. Mathematische Zeitschrift, Tome 96 (1967), pp. 214-215. http://geodesic.mathdoc.fr/item/MZ_1967__96_170678/