Vibration Of a Beam on a Variable Winkler Elastic Foundation Using The Spectral Element Method. Romanian Journal of Acoustics and Vibration, [S. l.], v. 23, n. 1, p. 26–35, 2026. Disponível em: https://rjav.sra.ro/index.php/rjav/article/view/476.. Acesso em: 16 oct. 2026.