%0 Journal Article %A Kömhoff, Magelone %T On a 3-Dimensional Isoperimetric Problem %J Canadian mathematical bulletin %D 1970 %P 447-449 %V 13 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-083-4/ %R 10.4153/CMB-1970-083-4 %F 10_4153_CMB_1970_083_4