Mamluah, Siti Khomsiyatul, and Achmad Maulidi. “Pembelajaran Jarak Jauh (PJJ) Di Masa Pandemi COVID-19 Di Sekolah Dasar”. Jurnal Basicedu, vol. 5, no. 2, Mar. 2021, pp. 869-77, doi:10.31004/basicedu.v5i2.800.