%0 Journal Article %A K. S. Sibirskii %A I. A. Chirkova %T On the theory of discontinuous dispersive dynamical systems %J Doklady Akademii Nauk %D 1973 %P 1302-1305 %V 211 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_211_6_a14/ %G ru %F DAN_1973_211_6_a14