TY - JOUR AU - Kömhoff, Magelone TI - On a 3-Dimensional Isoperimetric Problem JO - Canadian mathematical bulletin PY - 1970 SP - 447 EP - 449 VL - 13 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-083-4/ DO - 10.4153/CMB-1970-083-4 ID - 10_4153_CMB_1970_083_4 ER -