%0 Journal Article %A L. M. Barkovskii %A F. I. Fedorov %T Impedance tensor and the elastic wave passage through plane-stratified anisotropic media %J Doklady Akademii Nauk %D 1974 %P 1313-1316 %V 218 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_218_6_a13/ %G ru %F DAN_1974_218_6_a13