%0 Journal Article %A G. I. Shishkin %T Approximation of the solutions and diffusion flows of singularly perturbed boundary-value problems with discontinuous initial conditions %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1996 %P 83-104 %V 36 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1996_36_9_a8/ %G ru %F ZVMMF_1996_36_9_a8