ERWEN, Zhang; WENMING, Zhang. Construction and Application of MOOC-based College English Micro Lesson System. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 12, n. 02, p. pp. 155–165, 2017. DOI: 10.3991/ijet.v12i02.6374. Disponível em: https://online-journals.org/index.php/i-jet/article/view/6374. Acesso em: 1 may. 2024.