%0 Journal Article %A A. V. Gulin %T Theorems on the stability of nonselfadjoint difference schemes %J Sbornik. Mathematics %D 1981 %P 271-277 %V 38 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1981_38_2_a7/ %G en %F SM_1981_38_2_a7