TY - JOUR AU - Sabatini, Luca TI - Spectral estimates of vibration frequencies of anisotropic beams JO - Applications of Mathematics PY - 2023 SP - 15 EP - 33 VL - 68 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.2021.0057-21/ DO - 10.21136/AM.2021.0057-21 LA - en ID - 10_21136_AM_2021_0057_21 ER -