MUHTIA, A.; SUPARNO, S.; SUMARDI, S. Taking a closer look at blended learning activities in a paragraph writing course. International Online Journal of Education and Teaching, [S. l.], v. 6, n. 1, p. 2–16, 2019. Disponível em: https://www.iojet.org/index.php/IOJET/article/view/536. Acesso em: 10 jan. 2026.