SCHELLENBERG, M. Acoustic Effects of Vocal Warm-Ups on the Voice. Canadian Acoustics, [S. l.], v. 24, n. 3, p. 19–19, 1996. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/993. Acesso em: 1 may. 2024.