@article{DAN_1994_336_5_a5,
     author = {A. M. Il'in and L. A. Kalyakin},
     title = {Perturbation of finite-soliton solutions of the {Korteweg{\textendash}de} {Vries} equation},
     journal = {Doklady Akademii Nauk},
     pages = {595--598},
     year = {1994},
     volume = {336},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_336_5_a5/}
}