%0 Journal Article %A S. A. Stepin %T The vertical structure of atmospheric vibrations: double completeness of the eigenfunctions of the problem %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 166-167 %V 45 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1990_45_6_a18/ %G en %F RM_1990_45_6_a18