Finite element analysis of bumper beam with thickness variation based on natural fibre composite material. BIS Energy and Engineering, [S. l.], v. 2, p. V225010, 2025. DOI: 10.31603/biseeng.349. Disponível em: https://unimma.press/conference/index.php/biseeng/article/view/349. Acesso em: 8 jun. 2025.