KHODEIR, N.; WANAS, N.; ELAZHARY, H. Constraint-based Student Modelling in Probability Story Problems with Scaffolding Techniques. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 13, n. 01, p. pp. 178–205, 2018. DOI: 10.3991/ijet.v13i01.7397. Disponível em: https://online-journals.org/index.php/i-jet/article/view/7397. Acesso em: 24 jan. 2022.