%0 Journal Article %A S. Ya. Startsev %T On the variational integrating matrix for hyperbolic systems %J Fundamentalʹnaâ i prikladnaâ matematika %D 2006 %P 251-262 %V 12 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2006_12_7_a16/ %G ru %F FPM_2006_12_7_a16