%0 Journal Article %A D. È. Allakhverdiev %A È. È. Gasanov %T A theorem on the completeness of a system of characteristic and adjoined elements of rational-operator sheaves in a Banach space %J Funkcionalʹnyj analiz i ego priloženiâ %D 1974 %P 76-78 %V 8 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1974_8_4_a9/ %G ru %F FAA_1974_8_4_a9