BABAEE, S.; RAHIMPOUR, S.; BABAEE, M. The Role of Problem-Based Learning (PBL) E-portfolios on Writing Skill: The Experience of Iranian Intermediate EFL Learners. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 33, n. 1, p. 164–183, 2017. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/6961. Acesso em: 23 jul. 2024.