TY - JOUR AU - S. G. Ovsepyan TI - Extension of continuous mappings and epireflectivity of the category of $H$-closed spaces JO - Doklady Akademii Nauk PY - 1980 SP - 290 EP - 294 VL - 255 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_255_2_a6/ LA - ru ID - DAN_1980_255_2_a6 ER -