GAO, Bo. Highly Efficient English MOOC Teaching Model Based on Frontline Education Analysis. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 14, n. 06, p. pp. 138–146, 2019. DOI: 10.3991/ijet.v14i06.10160. Disponível em: https://online-journals.org/index.php/i-jet/article/view/10160. Acesso em: 24 apr. 2024.