%0 Journal Article %A B. E. Veits %T Some characteristic properties of unconditional bases %J Doklady Akademii Nauk %D 1964 %P 509-512 %V 155 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_155_3_a4/ %G ru %F DAN_1964_155_3_a4