TY - JOUR AU - Michael Hitrik AU - Johannes Sjöstrand TI - Rational invariant tori and band edge spectra for non-selfadjoint operators JO - Journal of the European Mathematical Society PY - 2018 SP - 391 EP - 457 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4171/jems/770/ DO - 10.4171/jems/770 ID - JEMS_2018_20_2_a4 ER -