%0 Journal Article %A I. V. Gaishun %T Stability of two-parameter discrete systems with commuting operators %J Differencialʹnye uravneniâ %D 1996 %P 216-224 %V 32 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1996_32_2_a9/ %G ru %F DE_1996_32_2_a9