%0 Journal Article %A A. A. Zlotnik %T Two-layer projection-difference method with a splitting operator for the wave equation %J Matematičeskie zametki %D 1992 %P 23-35 %V 51 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1992_51_4_a3/ %G ru %F MZM_1992_51_4_a3