MARTINS, Mario; GODINHO, Luis; PICADO-SANTOS, Luis. Numerical Evaluation of Sound Attenuation Provided by Periodic Structures. Archives of Acoustics, [S. l.], v. 38, n. 4, p. 503–516, 2013. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/314. Acesso em: 26 apr. 2025.