%0 Journal Article %A G. I. Shishkin %T Grid approximation of singularly perturbed boundary value problems on locally refined meshes. Reaction-diffusion equations %J Matematičeskoe modelirovanie %D 1999 %P 87-104 %V 11 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_1999_11_12_a8/ %G ru %F MM_1999_11_12_a8