%0 Journal Article %A A. A. Dezin %T Spline-forms, difference equations, approximation %J Differencialʹnye uravneniâ %D 1988 %P 32-43 %V 24 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_1_a4/ %G ru %F DE_1988_24_1_a4