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@article{DE_1976_12_8_a5, author = {L. B. Zelenko}, title = {The spectrum of a {Schr\"odinger} equation with a complex pseudoperiodic {potential.~II}}, journal = {Differencialʹnye uravneni\^a}, pages = {1417--1426}, publisher = {mathdoc}, volume = {12}, number = {8}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1976_12_8_a5/} }
L. B. Zelenko. The spectrum of a Schr\"odinger equation with a complex pseudoperiodic potential.~II. Differencialʹnye uravneniâ, Tome 12 (1976) no. 8, pp. 1417-1426. http://geodesic.mathdoc.fr/item/DE_1976_12_8_a5/