%0 Journal Article %A S. Yu. Dobrokhotov %A S. B. Medvedev %A D. S. Minenkov %T On Replacements Reducing One-Dimensional Systems of Shallow-Water Equations to the Wave Equation with Sound Speed $c^2=x$ %J Matematičeskie zametki %D 2013 %P 716-727 %V 93 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2013_93_5_a5/ %G ru %F MZM_2013_93_5_a5