@article{MET_1958__1_175040,
     author = {D. Morgenstern},
     title = {Elementarer {Beweis} f\"ur die asymptotische {X2-} {Verteilung.}},
     journal = {Metrika},
     pages = {239--241},
     publisher = {mathdoc},
     volume = {1},
     year = {1958},
     zbl = {0092.36503},
     url = {http://geodesic.mathdoc.fr/item/MET_1958__1_175040/}
}