%0 Journal Article %A S. I. Svinolupov %A V. V. Sokolov %T Evolution equations with nontrivial conservative laws %J Funkcionalʹnyj analiz i ego priloženiâ %D 1982 %P 86-87 %V 16 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1982_16_4_a20/ %G ru %F FAA_1982_16_4_a20