@article{TMF_1987_71_1_a1,
     author = {V. A. Vyslouh and I. V. Cherednik},
     title = {On restricted $N$-soliton solutions of the nonlinear {Schr\"odinger} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {13--20},
     publisher = {mathdoc},
     volume = {71},
     number = {1},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1987_71_1_a1/}
}