%0 Journal Article %A V. P. Kotlyarov %T Decomposition of step-like initial data in a modified Korteweg--de Vries equation %J Doklady Akademii Nauk %D 1990 %P 1041-1044 %V 312 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_312_5_a2/ %G ru %F DAN_1990_312_5_a2