Tanjung, Muhammad Ridho, Firdaus Annas, Gusnita Darmawati, and Yulifda Elin Yuspita. “Perancangan Sistem Presensi Siswa Berbasis Web Menggunakan Notifikasi API WhatsApp”. Intellect : Indonesian Journal of Learning and Technological Innovation 2, no. 2 (December 31, 2023): 201–217. Accessed July 4, 2025. https://journal.makwafoundation.org/index.php/intellect/article/view/297.