Ferreira, Lucas Rafael, Erika Fernanda Toledo Borges, and Giane de Campos Grigoletti. “Subjective Analysis Of Soundscape In Three Areas In The Brazilian City In The Legal Amazon Region”. Canadian Acoustics 49, no. 4 (December 27, 2021). Accessed April 25, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3435.