AHMAD, M. F.; BAQI, A.; ARIF, M. Analytical investigations on helical stair slab. Journal of Structural Engineering, [S. l.], v. 41, n. 4, p. 377–383, 2024. Disponível em: http://14.139.176.44/index.php/JOSE/article/view/915. Acesso em: 22 dec. 2024.