BEHAR, A. Limitations in the Measurement of the Sound Absorption Coefficient on Materials for Highway Noise Barriers. Canadian Acoustics, [S. l.], v. 8, n. 4, p. 20–28, 1980. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/447. Acesso em: 1 mar. 2024.