ANGELO, K. L. H.; ZANNIN, P. H. T. Sound Pressure Levels measured in Fitness Gyms in Brazil. Canadian Acoustics, [S. l.], v. 43, n. 4, p. 19–23, 2015. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2649. Acesso em: 21 sep. 2021.