%0 Journal Article %A Yu. I. Shokin %A A. I. Urusov %T Differential representation of difference schemes with %J Doklady Akademii Nauk %D 1989 %P 1065-1067 %V 307 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_307_5_a8/ %G ru %F DAN_1989_307_5_a8