TY - JOUR AU - V. I. Berdyshev TI - On the problem of tracking a moving object by observers JO - Trudy Instituta matematiki i mehaniki PY - 2015 SP - 46 EP - 55 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2015_21_1_a4/ LA - ru ID - TIMM_2015_21_1_a4 ER -