NOOR, Agustian. Lab IT Security System Dengan QR Code Berbasis Web Menggunakan Microcontroller Arduino. Jurnal Sains dan Informatika, [S. l.], v. 4, n. 1, p. 34–39, 2018. DOI: 10.34128/jsi.v4i1.127. Disponível em: https://jsi.politala.ac.id/index.php/JSI/article/view/127. Acesso em: 25 jun. 2026.