TY - JOUR AU - S. V. Medvedev TI - Condensations of $k$-Borel sets into complete metric spaces JO - Doklady Akademii Nauk PY - 1985 SP - 785 EP - 789 VL - 281 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1985_281_4_a2/ LA - ru ID - DAN_1985_281_4_a2 ER -