TY - JOUR AU - V. G. Kurbatov TI - Invertibility of almost-periodic operators JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1985 SP - 71 EP - 72 VL - 19 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1985_19_3_a12/ LA - ru ID - FAA_1985_19_3_a12 ER -