%0 Journal Article %A V. A. Magnitskii %A V. V. Khorosheva %T On the wave guide in the earth mantle, and its physical nature %J Doklady Akademii Nauk %D 1960 %P 305-307 %V 135 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_2_a16/ %G ru %F DAN_1960_135_2_a16