CHEN, J. PE Teaching Activities in Colleges and Universities Based on Decision Tree. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 13, n. 08, p. pp. 38–50, 2018. DOI: 10.3991/ijet.v13i08.8693. Disponível em: https://online-journals.org/index.php/i-jet/article/view/8693. Acesso em: 25 jan. 2022.