Asha, Lukman. “Online Learning Problems and the Principal’s Efforts to Overcome the Problems”. AL-ISHLAH: Jurnal Pendidikan 13, no. 2 (August 31, 2021): 1247–1258. Accessed October 13, 2026. https://www.alishlah.ahfpublishing.id/alishlah/article/view/932.