TY - JOUR AU - E. V. Voskresenskii TI - Lyapunov functions and the asymptotic behavior of solutions of perturbed differential equations JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1991 SP - 3 EP - 9 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1991_5_a0/ LA - ru ID - IVM_1991_5_a0 ER -