TY - JOUR AU - V. K. Ionin TI - Riemannian spaces with Euclidean isoperimetric inequality JO - Doklady Akademii Nauk PY - 1969 SP - 990 EP - 992 VL - 188 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_188_5_a6/ LA - ru ID - DAN_1969_188_5_a6 ER -