NUR ZAHIDAH BINTI MUHAMMAD SIDEK; SAFYZAN SALIM; AZUKI ABDUL SALAM; MOHD ZAIN ISMAIL; M MAHADI ABDUL JAMIL. Attendance Tracking System Based On Contactless Smartcard. Journal of Engineering Technology, [S. l.], v. 4, n. 1, p. 27–35, 2016. Disponível em: https://ejournal.unikl.edu.my/index.php/jet/article/view/255. Acesso em: 8 may. 2026.