@article{ELMA_1963__18_140773,
     author = {H. Hadwiger},
     title = {Seitenrisse konvexer {K\"orper} und {Homothetie.}},
     journal = {Elemente der Mathematik},
     pages = {97--98},
     publisher = {mathdoc},
     volume = {18},
     year = {1963},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1963__18_140773/}
}