TY - JOUR AU - Z. S. Batalova AU - N. V. Buhalova TI - On stationary and periodic solutions of a nonlinear nonautonomous differential equation JO - Differencialʹnye uravneniâ PY - 1987 SP - 401 EP - 409 VL - 23 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_3_a3/ LA - ru ID - DE_1987_23_3_a3 ER -