Murniawaty, Indri, et al. “Dampak Covid-19 Terhadap Pembelajaran Online Di Sekolah Menengah Pertama Kota Semarang”. Proceedings Series on Social Sciences & Humanities, vol. 1, Oct. 2021, pp. 33-37, https://conferenceproceedings.ump.ac.id/pssh/article/view/71.