SISTEM INFORMASI ABSENSI SISWA BERBASIS SMS GATEWAY DENGAN MENGGUNAKAN PHP PADA PROGRAM MONITORING ABSENSI PESERTA DIDIK. Journal of Innovation And Future Technology (IFTECH), [S. l.], v. 2, n. 1, p. 43–54, 2020. DOI: 10.47080/iftech.v2i1.808. Disponível em: https://ejournal.lppm-unbaja.ac.id/index.php/iftech/article/view/808. Acesso em: 17 aug. 2025.