%0 Journal Article %A Yu. A. Konyaev %T A general approach to asymptotic integration of singularly perturbed initial value and boundary value problems for systems of linear ordinary differential equations %J Differencialʹnye uravneniâ %D 1984 %P 1999-2003 %V 20 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_11_a24/ %G ru %F DE_1984_20_11_a24