TY - JOUR AU - E. V. Voskresenskii TI - Asymptotic behavior of solutions with respect to a~small parameter, and control systems JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1991 SP - 25 EP - 33 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1991_7_a3/ LA - ru ID - IVM_1991_7_a3 ER -