%0 Journal Article %A A. V. Marchenko %T The spectrum of a Sturm--Liouville operator with almost-periodic potential %J Funkcionalʹnyj analiz i ego priloženiâ %D 1977 %P 85-86 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1977_11_2_a11/ %G ru %F FAA_1977_11_2_a11