TY - JOUR AU - V. T. Borukhov TI - A certain generalization of N.\,N.~Krasovski{\v\i}'s condition for the controllability of nonstationary systems JO - Differencialʹnye uravneniâ PY - 1975 SP - 1501 EP - 1502 VL - 11 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_8_a15/ LA - ru ID - DE_1975_11_8_a15 ER -