%0 Journal Article %A V. B. Balakin %T Jumps of the derivatives with respect to the initial data on a surface of discontinuity of the right-hand side of a system %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1964 %P 1102-1106 %V 4 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1964_4_6_a11/ %G ru %F ZVMMF_1964_4_6_a11