MIR, S. H.; ABDOU, A. A. Investigating the effect of educational equipment noise on smart classroom acoustics. Canadian Acoustics, [S. l.], v. 34, n. 1, p. 37–43, 2006. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1787. Acesso em: 23 oct. 2021.