%0 Journal Article %A L. B. Zelenko %T The spectrum of a Schrödinger equation with a complex pseudoperiodic potential. I %J Differencialʹnye uravneniâ %D 1976 %P 806-814 %V 12 %N 5 %U http://geodesic.mathdoc.fr/item/DE_1976_12_5_a2/ %G ru %F DE_1976_12_5_a2