@article{CMH_1930__2_138531,
     author = {A. Stoll},
     title = {Ueber den {Kappenk\"orper} eines konvexen {K\"orpers.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {35--68},
     publisher = {mathdoc},
     volume = {2},
     year = {1930},
     zbl = {56.0656.01},
     url = {http://geodesic.mathdoc.fr/item/CMH_1930__2_138531/}
}