%0 Journal Article %A A. N. Bogdanov %T Asymptotic laws of the propagation of weak non-linear waves %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1985 %P 70-73 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1985_6_a11/ %G ru %F VMUMM_1985_6_a11