%0 Journal Article %A Yu. A. Lavrov %A V. D. Luk'yanov %T On frequencies of free oscillations of a truncated spherical cone covered with a thin elastic spherical shell %J Zapiski Nauchnykh Seminarov POMI %D 2002 %P 124-134 %V 285 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2002_285_a9/ %G ru %F ZNSL_2002_285_a9