@article{SJIM_2003_6_1_a5,
     author = {A. E. Kovtanyuk and E. V. Mal'tseva},
     title = {The effect of different factors on the accuracy of a~diffusion approximation of the transport equation in the plane-parallel case},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {40--50},
     publisher = {mathdoc},
     volume = {6},
     number = {1},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2003_6_1_a5/}
}