TY - JOUR AU - D. Ya. Khusainov TI - Investigation of the stability of linear differential-functional equations of retarded type by the method of Lyapunov functions JO - Differencialʹnye uravneniâ PY - 1990 SP - 1645 EP - 1646 VL - 26 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_9_a25/ LA - ru ID - DE_1990_26_9_a25 ER -