Nugraha, D., and D. Ruhimat. “DIGITIZATION OF LEARNING IN THE RURAL SCHOOL (Computer Based Learning Implementation at SMP Cendikia Sukahegar Sukaluyu Cianjur West Java Indonesia)”. Jurnal Pendidikan Dasar Setiabudhi, Vol. 3, no. 2, Jan. 2020, pp. 50-57, https://jurnal.usbr.ac.id/jpds/article/view/83.