%0 Journal Article %A Kh. D. Ikramov %A L. Él'zner %T On matrices that admit unitary reduction to band form %J Matematičeskie zametki %D 1998 %P 871-880 %V 64 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1998_64_6_a7/ %G ru %F MZM_1998_64_6_a7