%0 Journal Article %A E. K. Guseva %A V. I. Golubev %A I. B. Petrov %T Linear quasi-monotonous and hybrid grid-characteristic schemes for the numerical solution of linear acoustic problems %J Sibirskij žurnal vyčislitelʹnoj matematiki %D 2023 %P 135-147 %V 26 %N 2 %U http://geodesic.mathdoc.fr/item/SJVM_2023_26_2_a1/ %G ru %F SJVM_2023_26_2_a1