TY - JOUR AU - V. Ya. Dzhafarov TI - Stability of a guaranteed result in the problem of positional JO - Doklady Akademii Nauk PY - 1985 SP - 27 EP - 31 VL - 285 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1985_285_1_a4/ LA - ru ID - DAN_1985_285_1_a4 ER -