@article{SM_1996_187_5_a4,
     author = {P. I. Naumkin and I. A. Shishmarev},
     title = {Asymptotic behaviour as $t\to \infty$ of the~solutions of the~generalized {Korteweg--de~Vries} equation},
     journal = {Sbornik. Mathematics},
     pages = {693--733},
     publisher = {mathdoc},
     volume = {187},
     number = {5},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1996_187_5_a4/}
}