O’KEEFE, J. An Acoustician’s Journey into Hearing Aids. Canadian Acoustics, [S. l.], v. 45, n. 3, p. 182–183, 2017. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3150. Acesso em: 30 nov. 2022.