%0 Journal Article %A V. Ya. Derr %T A criterion for the nonoscillation of a linear difference equation %J Differencialʹnye uravneniâ %D 1976 %P 747-750 %V 12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_4_a17/ %G ru %F DE_1976_12_4_a17