%0 Journal Article %A M. S. Bichegkuev %T Linear Difference and Differential Operators with Unbounded Operator Coefficients in Weight Spaces %J Matematičeskie zametki %D 2009 %P 673-680 %V 86 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2009_86_5_a3/ %G ru %F MZM_2009_86_5_a3