Rahman, A., Z. Zainal, A. Asrijal, M. Mardi, and A. Asriadi. “Students’ Perception of the Use of Google Classroom in Online Learning During the Covid-19 Pandemic”. Jurnal Literasi Digital, vol. 1, no. 2, July 2021, pp. 81-87, doi:10.54065/jld.1.2.2021.16.