%0 Journal Article %A V. I. Uskov %T Asymptotic Solution of the Cauchy Problem for a First-Order Differential Equation with a Small Parameter in a Banach Space %J Matematičeskie zametki %D 2021 %P 143-150 %V 110 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2021_110_1_a12/ %G ru %F MZM_2021_110_1_a12