%0 Journal Article %A A. F. Mastryukov %T Optimal finite difference schemes for the wave equation %J Sibirskij žurnal vyčislitelʹnoj matematiki %D 2016 %P 385-399 %V 19 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJVM_2016_19_4_a3/ %G ru %F SJVM_2016_19_4_a3