VIBRATION AND BUCKLING ANALYSIS OF A CRACKED STEPPED COLUMN USING FINITE ELEMENT METHOD. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 4, n. 9, p. 534–536, 2017. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/5034. Acesso em: 31 oct. 2025.