%0 Journal Article %A V. I. Gurarii %A N. I. Gurarii %T Bases in uniformly convex and uniformly flattened Banach spaces %J Izvestiya. Mathematics %D 1971 %P 220-225 %V 5 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1971_5_1_a12/ %G en %F IM2_1971_5_1_a12