%0 Journal Article %A Artur Ávila %A Raphaël Krikorian %T Reducibility or nonuniform hyperbolicity for quasiperiodic Schrödinger cocycles %J Annals of mathematics %D 2006 %P 911-940 %V 164 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2006.164.911/ %R 10.4007/annals.2006.164.911 %G en %F 10_4007_annals_2006_164_911