VOIX, J. Plexiglas & COVID-19: stop building walls!. Canadian Acoustics, [S. l.], v. 48, n. 4, p. 3–6, 2020. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3415. Acesso em: 27 may. 2024.