LYU, D.; WANG, Z. Design and Implementation of An Intelligent Classroom Teaching System for Music Class Based on Internet of Things. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 16, n. 18, p. pp. 171–184, 2021. DOI: 10.3991/ijet.v16i18.25665. Disponível em: https://online-journals.org/index.php/i-jet/article/view/25665. Acesso em: 2 oct. 2023.