@article{TMF_1997_110_2_a4,
     author = {S. V. Belyutin},
     title = {Investigation of the exact integrability of the multiwave {Schr\"odinger} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {242--253},
     publisher = {mathdoc},
     volume = {110},
     number = {2},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1997_110_2_a4/}
}