@article{SM_1974_24_3_a0,
     author = {V. A. Marchenko},
     title = {The periodic {Korteweg--de~Vries} problem},
     journal = {Sbornik. Mathematics},
     pages = {319--344},
     publisher = {mathdoc},
     volume = {24},
     number = {3},
     year = {1974},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1974_24_3_a0/}
}