TY - JOUR AU - N. N. Butenina AU - V. S. Metrikin TI - Studying the nonautonomous differential equations by methods of qualitative theory of control dynamical systems JO - Russian journal of nonlinear dynamics PY - 2010 SP - 143 EP - 150 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2010_6_1_a8/ LA - ru ID - ND_2010_6_1_a8 ER -