%0 Journal Article %A S. K. Godunov %T Non-unique ``blurrings'' of discontinuities in solutions of quasilinear systems %J Doklady Akademii Nauk %D 1961 %P 272-273 %V 136 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_136_2_a2/ %G ru %F DAN_1961_136_2_a2