%0 Journal Article %A A. A. Zlotnik %A B. N. Chetverushkin %T Parabolicity of the quasi-gasdynamic system of equations, its hyperbolic second-order modification, and the stability of small perturbations for them %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 2008 %P 445-472 %V 48 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_2008_48_3_a7/ %G ru %F ZVMMF_2008_48_3_a7