TY - JOUR AU - V. A. Kalinin TI - Approximative retracts for the class of bicompact spaces JO - Doklady Akademii Nauk PY - 1974 SP - 505 EP - 508 VL - 214 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1974_214_3_a5/ LA - ru ID - DAN_1974_214_3_a5 ER -