%0 Journal Article %A V. V. Ostapenko %T Canonical representations of standard difference approximations of differential operators %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1995 %P 1175-1183 %V 35 %N 8 %U http://geodesic.mathdoc.fr/item/ZVMMF_1995_35_8_a2/ %G ru %F ZVMMF_1995_35_8_a2