DÍAZ, C.; CABALLOL, D.; DÍAZ, A.; RODRÍGUEZ, A. Dry sand as a specialized layer to improve the acoustic insulation between rooms one above another. Materiales de Construcción, [S. l.], v. 63, n. 311, p. 423–432, 2013. DOI: 10.3989/mc.2012.03212. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1108. Acesso em: 3 may. 2024.