%0 Journal Article %A A. E. Kovtanyuk %A E. V. Mal'tseva %T The effect of different factors on the accuracy of a~diffusion approximation of the transport equation in the plane-parallel case %J Sibirskij žurnal industrialʹnoj matematiki %D 2003 %P 40-50 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2003_6_1_a5/ %G ru %F SJIM_2003_6_1_a5