ARIFIN, N. Y. Design Mockup of the Teacher Attendance Monitoring Information System at SMK Ibnu Sina Batam: Desain Mockup Sistem Informasi Pemantauan Kehadiran Guru di SMK Ibnu Sina Batam. Engineering and Technology International Journal, [S. l.], v. 6, n. 03, p. 137–144, 2024. DOI: 10.55642/eatij.v6i03.948. Disponível em: https://www.mand-ycmm.org/index.php/eatij/article/view/948. Acesso em: 29 jul. 2026.