Pengembangan dan Penerapan Sistem Informasi Presensi Siswa Berbasis Web di SMP N 1 Simpang Alahan Mati. J. Altifani Penelit. Pengabd. k. Masy. [Internet]. 2026 Jul. 24 [cited 2026 Jul. 26];6(4):2318-25. Available from: https://mail.altifani.net/index.php/altifani/article/view/1378