TY - JOUR AU - V. G. Kurbatov TI - On the invertibility of almost periodic operators JO - Sbornik. Mathematics PY - 1990 SP - 367 EP - 377 VL - 67 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1990_67_2_a2/ LA - en ID - SM_1990_67_2_a2 ER -