%0 Journal Article %A S. N. Antontsev %A S. I. Shmarev %T A local energy method and vanishing of weak solutions of nonlinear %J Doklady Akademii Nauk %D 1991 %P 777-781 %V 318 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_318_4_a0/ %G ru %F DAN_1991_318_4_a0