@article{DAN_1993_328_6_a2,
     author = {F. G. Maksudov and B. P. Allahverdiev},
     title = {On the spectral theory of second-order nonselfadjoint difference},
     journal = {Doklady Akademii Nauk},
     pages = {654--656},
     publisher = {mathdoc},
     volume = {328},
     number = {6},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_328_6_a2/}
}