TY - JOUR AU - S. I. Nedev TI - Continuous and semicontinuous $\mathrm{o}$-metrics JO - Doklady Akademii Nauk PY - 1970 SP - 531 EP - 534 VL - 193 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_193_3_a8/ LA - ru ID - DAN_1970_193_3_a8 ER -