%0 Journal Article %A G. Kh. Berman %T Extension of functors from the category of Banach spaces to the category of $(\alpha)$-spaces %J Doklady Akademii Nauk %D 1967 %P 1239-1241 %V 173 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_173_6_a0/ %G ru %F DAN_1967_173_6_a0