%0 Journal Article %A N. N. Kuznetsov %T On the stability of weak solutions of systems of quasi-linear equations of hyperbolic type %J Doklady Akademii Nauk %D 1972 %P 281-283 %V 205 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_205_2_a5/ %G ru %F DAN_1972_205_2_a5