@article{TMF_1988_75_3_a0,
     author = {V. D. Lipovskii and A. V. Shirokov},
     title = {$2+1${~Toda} chain. {I.~Inverse} scattering method},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {323--339},
     year = {1988},
     volume = {75},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1988_75_3_a0/}
}