@article{TMF_1985_63_3_a1,
     author = {A. V. Rybin and M. A. Sall'},
     title = {Solitons of the {Korteweg-de~Vries} equation on the background of a~known solution},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {333--339},
     publisher = {mathdoc},
     volume = {63},
     number = {3},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1985_63_3_a1/}
}