%0 Journal Article %A S. Yu. Dobrokhotov %T On the reduction to Hill's equation of a Hugoniot–Maslov chain for trajectories of pointwise singularities of shallow water equation %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1996 %P 1195-1197 %V 51 %N 6 %U http://geodesic.mathdoc.fr/item/RM_1996_51_6_a7/ %G en %F RM_1996_51_6_a7