@article{AA_2017_29_2_a6,
     author = {A. A. Fedotov and E. V. Shchetka},
     title = {Complex {WKB} method for the difference {Schr\"odinger} equation with the potential being a~trigonometric polynomial},
     journal = {Algebra i analiz},
     pages = {193--219},
     publisher = {mathdoc},
     volume = {29},
     number = {2},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2017_29_2_a6/}
}