%0 Journal Article %A S. A. Arsen'ev %A L. N. Rykunov %A N. K. Shelkovnikov %T Generation of second harmonic by waves in elastico-viscous geomediums %J Doklady Akademii Nauk %D 1994 %P 225-228 %V 338 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1994_338_2_a13/ %G ru %F DAN_1994_338_2_a13