@article{PORMA_1978__37_3-4_115354,
     author = {Dorn, C.},
     title = {Spherical and ellipsoidality theorems for convex bodies},
     journal = {Portugaliae mathematica},
     pages = {227--250},
     publisher = {mathdoc},
     volume = {37},
     number = {3-4},
     year = {1978},
     mrnumber = {0633030},
     zbl = {0466.52003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1978__37_3-4_115354/}
}