%0 Journal Article %A V. V. Gur'yanov %T Peculiarities of the propagation of nonlinear seismic waves in isotropic media %J Doklady Akademii Nauk %D 1991 %P 875-879 %V 316 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_316_4_a25/ %G ru %F DAN_1991_316_4_a25