TY - JOUR AU - P. I. Naumkin AU - I. A. Shishmarev TI - On the asymptotic behavior as $t\to\infty$ of solutions of some JO - Doklady Akademii Nauk PY - 1991 SP - 290 EP - 293 VL - 321 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1991_321_2_a12/ LA - ru ID - DAN_1991_321_2_a12 ER -