AL-RASYID, J.; NAWAWI, M.; PRATIWI, C. P. The Keypad Passcode Design Analysis on Smart Lock Door System IoT Based. Jurnal Teknologi Informasi dan Pendidikan, [S. l.], v. 16, n. 2, p. 56–67, 2023. DOI: 10.24036/jtip.v16i2.740. Disponível em: http://tip.ppj.unp.ac.id/index.php/tip/article/view/740. Acesso em: 18 apr. 2026.