%0 Journal Article %A Yu. I. Petunin %T Relationship among three Banach spaces %J Doklady Akademii Nauk %D 1966 %P 516-519 %V 170 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_170_3_a6/ %G ru %F DAN_1966_170_3_a6