Ramadhani, I Gusti Ayu Isnaini Fatha, Widyaningrum Indrasari, Haris Suhendar, and Mangasi Alion Marpaung. “KARAKTERISASI DAN PENGUJIAN SENSOR MQ-4 DAN MG-811 UNTUK PENGEMBANGAN SISTEM MONITORING KONSENTRASI GAS METANA DAN KARBON DIOKSIDA DI UDARA”. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) 12, no. 1 (January 31, 2024): FA-81. Accessed June 9, 2025. http://103.8.12.212:33180/unj/index.php/prosidingsnf/article/view/41614.