%0 Journal Article %A B. M. Levitan %T Another method for computing the densities of integrals of motion for the Korteweg--de Vries equation %J Matematičeskie zametki %D 1977 %P 129-135 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1977_22_1_a13/ %G ru %F MZM_1977_22_1_a13