@article{ELMA_1954__9_140608,
     author = {H. Hadwiger},
     title = {Kurze {Herleitung} der isoperimetrischen {Eigenschaft} der {Kugel.}},
     journal = {Elemente der Mathematik},
     pages = {97--101},
     publisher = {mathdoc},
     volume = {9},
     year = {1954},
     zbl = {0059.16202},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1954__9_140608/}
}