TY - JOUR AU - Yu. F. Dolgii TI - Characteristic equation in the problem of asymptotic stability in periodic systems with aftereffect JO - Trudy Instituta matematiki i mehaniki PY - 2005 SP - 85 EP - 96 VL - 11 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2005_11_1_a8/ LA - ru ID - TIMM_2005_11_1_a8 ER -