%0 Journal Article %A E. N. Bobonova %A V. V. Strygin %T The collocation method for linear singularly perturbed boundary value problems on nonuniform grids %J Differencialʹnye uravneniâ %D 1993 %P 1144-1155 %V 29 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_7_a5/ %G ru %F DE_1993_29_7_a5