@article{DAN_1985_281_1_a1,
     author = {Yu. M. Berezanskii},
     title = {Integration of nonlinear difference equations by the method of the inverse spectral problem},
     journal = {Doklady Akademii Nauk},
     pages = {16--19},
     year = {1985},
     volume = {281},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_281_1_a1/}
}