%0 Journal Article %A S. N. Kruzhkov %T Generalized solutions of nonlinear first order equations with %J Sbornik. Mathematics %D 1967 %P 93-116 %V 1 %N 1 %U http://geodesic.mathdoc.fr/item/SM_1967_1_1_a5/ %G en %F SM_1967_1_1_a5