TY - JOUR AU - Michael Goldstein AU - Wilhelm Schlag TI - On resonances and the formation of gaps in the spectrum of quasi-periodic Schrödinger equations JO - Annals of mathematics PY - 2011 SP - 337 EP - 475 VL - 173 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4007/annals.2011.173.1.9/ DO - 10.4007/annals.2011.173.1.9 LA - en ID - 10_4007_annals_2011_173_1_9 ER -