@article{DE_1975_11_3_a14,
     author = {V. M. Yakupov},
     title = {The {Cauchy} problem for the {Korteweg--de} {Vries} equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {556--561},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_3_a14/}
}