MA, Heting. Study of the Impact of Singing on University Students. International Journal of Social Sciences and Public Administration, U.K., v. 3, n. 3, p. 396–403, 2024. DOI: 10.62051/ijsspa.v3n3.49. Disponível em: https://wepub.org/index.php/IJSSPA/article/view/2314. Acesso em: 18 apr. 2026.