%0 Journal Article %A G. I. Shishkin %T A difference scheme for a singularly perturbed equation of parabolic type with discontinuous coefficients and concentrated factors %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1989 %P 1277-1290 %V 29 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1989_29_9_a1/ %G ru %F ZVMMF_1989_29_9_a1