Hanifa, Rani Syahda, and Muhlasin Amrullah. “Learning Activity at SMP Muhammadiyah 5 Tulangan During Pandemic Covid 19”. Proceedings of The ICECRS 100 (October 10, 2021). Accessed November 21, 2024. https://icecrs.umsida.ac.id/index.php/icecrs/article/view/1317.