TY - JOUR AU - N. N. Petrov TI - A problem of pursuit in the absence of information on the pursued JO - Differencialʹnye uravneniâ PY - 1982 SP - 1345 EP - 1352 VL - 18 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1982_18_8_a6/ LA - ru ID - DE_1982_18_8_a6 ER -