%0 Journal Article %A K. V. Emel'yanov %T On an approximate solution of a one-dimensional linear singularly perturbed problem %J Trudy Instituta matematiki i mehaniki %D 2003 %P 55-63 %V 9 %N 2 %U http://geodesic.mathdoc.fr/item/TIMM_2003_9_2_a4/ %G ru %F TIMM_2003_9_2_a4