%0 Journal Article %A Gowers, W. T. %A Maurey, B. %T The unconditional basic sequence problem %J Journal of the American Mathematical Society %D 1993 %P 851-874 %V 06 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1993-1201238-0/ %R 10.1090/S0894-0347-1993-1201238-0 %F 10_1090_S0894_0347_1993_1201238_0