%0 Journal Article %A Michael Goldstein %A Wilhelm Schlag %T On resonances and the formation of gaps in the spectrum of quasi-periodic Schrödinger equations %J Annals of mathematics %D 2011 %P 337-475 %V 173 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2011.173.1.9/ %R 10.4007/annals.2011.173.1.9 %G en %F 10_4007_annals_2011_173_1_9