Sumandiyar, A., M. N. Husain, M. S. Genggong, I. Nanda, and S. Fachruddin. “The Effectiveness of Hybrid Learning As Instructional Media Amid the COVID-19 Pandemic”. Jurnal Studi Komunikasi, Vol. 5, no. 3, Nov. 2021, pp. 651-64, https://ejournal.unitomo.ac.id/index.php/jsk/article/view/4416.