%0 Journal Article %A Ya. V. Bykov %A E. I. Shevtsov %T Sufficient conditions for the oscillatory nature of the solutions of nonlinear finite difference equations %J Differencialʹnye uravneniâ %D 1973 %P 2241-2244 %V 9 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1973_9_12_a16/ %G ru %F DE_1973_9_12_a16