@article{MZ_1967__96_170667,
     author = {Hellmuth Kneser},
     title = {Das {Auswahlaxiom} und das {Lemma} von {Zorn.}},
     journal = {Mathematische Zeitschrift},
     pages = {62--63},
     publisher = {mathdoc},
     volume = {96},
     year = {1967},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1967__96_170667/}
}