TY - JOUR AU - A. G. Aslanyan AU - V. B. Lidskii TI - An oscillation theorem in the theory of vibrations of thin shells of revolution JO - Doklady Akademii Nauk PY - 1971 SP - 1040 EP - 1042 VL - 196 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1971_196_5_a11/ LA - ru ID - DAN_1971_196_5_a11 ER -