Tanjung, Muhammad Ridho, Firdaus Annas, Gusnita Darmawati, and Yulifda Elin Yuspita. 2023. “Perancangan Sistem Presensi Siswa Berbasis Web Menggunakan Notifikasi API WhatsApp”. Intellect : Indonesian Journal of Learning and Technological Innovation 2 (2):201-17. https://doi.org/10.57255/intellect.v2i2.297.