TY - JOUR AU - M. B. Kudaev TI - A study of the behaviour of the trajectories of systems of differential equations by means of Lyapunov functions JO - Doklady Akademii Nauk PY - 1962 SP - 1285 EP - 1287 VL - 147 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_147_6_a4/ LA - ru ID - DAN_1962_147_6_a4 ER -