RISAN, Hussam K.; FARHAN, Omar Shamal; ABBAS, Hiba Imad. Numerical Modal Analysis of Reinforced Concrete Slab with Opening. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 20, n. 2, p. 368–377, 2017. Disponível em: https://nahje.com/index.php/main/article/view/116.. Acesso em: 23 nov. 2024.