%0 Journal Article %A V. A. Lykov %A V. G. Nikolaev %T A direct method for solving radiative transfer equations in the $P_1$ approximation %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1998 %P 1907-1918 %V 38 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1998_38_11_a12/ %G ru %F ZVMMF_1998_38_11_a12