Willyansah, Aziz S, Syahrul. Web-based Teacher and Student Attendance Information System with QR Code SD Briliant Islamic School. antivirus [Internet]. 2024Jul.1 [cited 2024Sep.1];18(1):151-62. Available from: https://ejournal.unisbablitar.ac.id/index.php/antivirus/article/view/3514