%0 Journal Article %A A. A. Lukk %A I. L. Nersesov %T The structure of the upper portion of the Earth mantle, form observations of earthquakes with intermediate depth of foci %J Doklady Akademii Nauk %D 1965 %P 559-562 %V 162 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_3_a19/ %G ru %F DAN_1965_162_3_a19