@article{AA_2021_33_2_a11,
     author = {A. A. Fedotov},
     title = {The complex {WKB} method for a system of two linear difference equations},
     journal = {Algebra i analiz},
     pages = {298--326},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2021_33_2_a11/}
}