TY - JOUR AU - S. G. Ovsepyan TI - A certain new method of constructing extensions of topological spaces JO - Doklady Akademii Nauk PY - 1972 SP - 819 EP - 822 VL - 206 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1972_206_4_a11/ LA - ru ID - DAN_1972_206_4_a11 ER -