TY - JOUR AU - V. N. Zamyatin TI - Relative Cebysev centers in a space of continuous functions JO - Doklady Akademii Nauk PY - 1973 SP - 1267 EP - 1270 VL - 209 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a3/ LA - ru ID - DAN_1973_209_6_a3 ER -