Hayat, M.A., Rasyidi, M.F., Faisal, M., Bakti, R.Y. and Syamsuri, A.M. 2025. A Bluetooth-Based Attendance System for Educational Administration at SMA Muhammadiyah: Cross-Platform Development and Usability Validation. Jurnal Teknik Informatika (Jutif). 6, 5 (Oct. 2025), 3602–3618. DOI:https://doi.org/10.52436/1.jutif.2025.6.5.4873.