DAN SETIYA PURNAWAN, Tristianto. INDIKATOR JARAK AMAN MINIMUM MATA TERHADAPMONITOR MENGGUNAKAN SENSOR ULTRASONIK PING)))BERBASIS MIKROKONTROLER AT 89S51. Pelita - Jurnal Penelitian Mahasiswa UNY, [S. l.], n. 2, 2015. Disponível em: https://journal.uny.ac.id/index.php/pelita/article/view/4355. Acesso em: 6 jun. 2025.