Riswandi, A., Lubis, R., Syahri, P., & Yurmaini, Y. (2026). Virtual Classroom Management in Islamic Higher Education: Optimizing Scheduling Efficiency and Academic Activities. Al-Fikru: Jurnal Ilmiah, 20(1), 225–237. https://doi.org/10.51672/alfikru.v20i1.1084