Nasihin M, Nurcahyo RW. Prototype of an Android Based Online Attendance System at SMA Negeri 1 Sungai Raya. Juwara J. Wawasan dan Aksara [Internet]. 2025 Nov. 23 [cited 2025 Nov. 28];5(2):387-98. Available from: https://jurnal.smpharapanananda.sch.id/index.php/juwara/article/view/642