%0 Journal Article %A G. V. Demidenko %A A. A. Bondar' %A M. Sh. Ganzhaeva %T Exponential dichotomy for systems of difference equations under perturbation of coefficients %J Čelâbinskij fiziko-matematičeskij žurnal %D 2024 %P 561-572 %V 9 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHFMJ_2024_9_4_a2/ %G ru %F CHFMJ_2024_9_4_a2