%0 Journal Article %A A. A. Avramenko %A O. I. Malykhina %T Rayleigh--Ritz method and method of initial parameters in the problem of calculation of dynamic characteristics of multibeam elastic structures %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2019 %P 44-56 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2019_25_1_a3/ %G ru %F VSGU_2019_25_1_a3