Munir, M. Muhayyang, S. . Limbong, and A. Ariyani. “Students’ Attitudes on Blended Learning-Based Instruction in Indonesian EFL Classroom”. GNOSI: An Interdisciplinary Journal of Human Theory and Praxis, vol. 4, no. 2, June 2021, pp. 146-62, http://gnosijournal.com/index.php/gnosi/article/view/110.