TY - JOUR AU - Yu. A. Lavrov AU - V. D. Luk'yanov TI - On frequencies of free oscillations of a truncated spherical cone covered with a thin elastic spherical shell JO - Zapiski Nauchnykh Seminarov POMI PY - 2002 SP - 124 EP - 134 VL - 285 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2002_285_a9/ LA - ru ID - ZNSL_2002_285_a9 ER -