%0 Journal Article %A L. V. Ovsyannikov %T Invariant integral conservation laws %J Doklady Akademii Nauk %D 1996 %P 599-602 %V 351 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_351_5_a4/ %G ru %F DAN_1996_351_5_a4