TANJUNG, M. R. .; ANNAS, F. .; DARMAWATI, G. .; YUSPITA, Y. E. . Perancangan Sistem Presensi Siswa Berbasis Web Menggunakan Notifikasi API WhatsApp. Intellect : Indonesian Journal of Learning and Technological Innovation, [S. l.], v. 2, n. 2, p. 201–217, 2023. DOI: 10.57255/intellect.v2i2.297. Disponível em: https://journal.makwafoundation.org/index.php/intellect/article/view/297. Acesso em: 4 jul. 2025.