Qurtubi, Ahmad. “Educational Management Using E-Learning to Maximize Learning Efficiency and Speed Up the Industrial Revolution 4.0”. AL-ISHLAH: Jurnal Pendidikan 13, no. 3 (December 28, 2021): 2319–2326. Accessed November 7, 2026. https://journal.staihubbulwathan.id/alishlah/article/view/856.