%0 Journal Article %A A. P. Soldatov %T A duality category in the theory of Noetherian operators %J Differencialʹnye uravneniâ %D 1979 %P 303-309 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1979_15_2_a12/ %G ru %F DE_1979_15_2_a12