@article{MS2_1954__2_165532,
     author = {WERNER FENCHEL},
     title = {Problem 2 {(Vol.} l (1953), p. 171)},
     journal = {Mathematica Scandinavica},
     pages = {160--160},
     publisher = {mathdoc},
     volume = {2},
     year = {1954},
     url = {http://geodesic.mathdoc.fr/item/MS2_1954__2_165532/}
}