@article{MOMA_1949__53_176807,
     author = {H. Hadwiger},
     title = {\"Uber {Ma{\ss}zahlen} und {Ungleichungen} bei {Mittelpunktseik\"orpern.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {132--137},
     publisher = {mathdoc},
     volume = {53},
     year = {1949},
     zbl = {0034.10602},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1949__53_176807/}
}