%0 Journal Article %A Yu. A. Kremen' %A P. I. Monastyrnyi %T On the theory of the method of unitary-difference sweep for three-point difference equations of general form %J Differencialʹnye uravneniâ %D 1992 %P 1243-1247 %V 28 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1992_28_7_a16/ %G ru %F DE_1992_28_7_a16