PERMANA , A.; MASRIL, M. .; ZAIN, R. H. Sistem Keamanan Kotak Penyimpanan Barang Di Tempat Bermain Anak Dengan Pemanfaatan Qr-Code Dan Sensor Fingerprint. Journal of Computer Scine and Information Technology, [S. l.], v. 10, n. 1, 2026. DOI: 10.35134/jcsitech.v10i1.150. Disponível em: https://jcsitech-upiyptk.org/ojs/index.php/jcsitech/article/view/150. Acesso em: 23 may. 2026.