%0 Journal Article %A Surla Katarina %T On the convergence of some finite difference schemes for a singular perturbation problem %J Novi Sad Journal of Mathematics %D 1982 %P 191-203 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1982_12_Nonea_16/ %F NSJOM_1982_12_Nonea_16