%0 Journal Article %A V. A. Asmolik %T On three-layer locally one-dimensional difference schemes for second-order hyperbolic equations of arbitrary dimension %J Differencialʹnye uravneniâ %D 1997 %P 909-913 %V 33 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1997_33_7_a5/ %G ru %F DE_1997_33_7_a5