%0 Journal Article %A M. P. Levin %T A difference scheme for quasicharacteristics and its use to calculate supersonic gas flow %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1993 %P 131-141 %V 33 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1993_33_1_a9/ %G ru %F ZVMMF_1993_33_1_a9