PHUNGPAINGAM, B. Free Vibration of Beams via Finite Difference Scheme. Journal of Engineering, RMUTT, [S. l.], v. 8, p. 64–75, 2006. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242262. Acesso em: 20 may. 2024.