LIU, Yuemei; ZHAO, Xuetao. Design Flow of English Learning System Based on Item Response Theory. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 12, n. 12, p. pp. 91–102, 2017. DOI: 10.3991/ijet.v12i12.7958. Disponível em: https://online-journals.org/index.php/i-jet/article/view/7958. Acesso em: 29 mar. 2024.