%0 Journal Article %A Sabatini, Luca %T Spectral estimates of vibration frequencies of anisotropic beams %J Applications of Mathematics %D 2023 %P 15-33 %V 68 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.2021.0057-21/ %R 10.21136/AM.2021.0057-21 %G en %F 10_21136_AM_2021_0057_21