%0 Journal Article %A M. A. Grinfel'd %T Spreading of weak ruptures in an ideal barotropic fluid %J Doklady Akademii Nauk %D 1979 %P 1080-1083 %V 245 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_245_5_a14/ %G ru %F DAN_1979_245_5_a14