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@article{DAN_1980_250_6_a1, author = {O. A. Veliev}, title = {The one-dimensional {Schr\"odinger} operator with a periodic complex-valued potential}, journal = {Doklady Akademii Nauk}, pages = {1292--1296}, publisher = {mathdoc}, volume = {250}, number = {6}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1980_250_6_a1/} }
O. A. Veliev. The one-dimensional Schr\"odinger operator with a periodic complex-valued potential. Doklady Akademii Nauk, Tome 250 (1980) no. 6, pp. 1292-1296. http://geodesic.mathdoc.fr/item/DAN_1980_250_6_a1/