GAO, Jianmin. Exploring the Feedback Quality of an Automated Writing Evaluation System Pigai. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 16, n. 11, p. pp. 322–330, 2021. DOI: 10.3991/ijet.v16i11.19657. Disponível em: https://online-journals.org/index.php/i-jet/article/view/19657. Acesso em: 2 may. 2024.