@article{TMF_1974_19_3_a5,
     author = {V. E. Zakharov and S. V. Manakov},
     title = {On the complete integrability of a~nonlinear {Schr\"odinger} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {332--343},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1974_19_3_a5/}
}