%0 Journal Article %A L. D. Zamkobaya %T The central $m$-exponent for a system of discrete equations %J Differencialʹnye uravneniâ %D 1980 %P 363-365 %V 16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1980_16_2_a20/ %G ru %F DE_1980_16_2_a20