NOVIANDY, N. F.; M. MUJIRUDIN; RAMZA, H. Pengujian Respirator KN95 Menggunakan Sensor MQ-7 Berbasis Mikrokontroler Arduino UNO. Prosiding Seminar Nasional Teknoka, [S. l.], v. 6, p. 223 –, 2021. Disponível em: https://journal.uhamka.ac.id/index.php/teknoka/article/view/10291. Acesso em: 16 jul. 2024.