%0 Journal Article %A V. B. Andreev %T The Green Function and A Priori Estimates of Solutions of Monotone Three-Point Singularly Perturbed Finite-Difference Schemes %J Differencialʹnye uravneniâ %D 2001 %P 880-890 %V 37 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2001_37_7_a1/ %G ru %F DE_2001_37_7_a1