Nuraprilyani Pasaribu, Beni Satria, and Ahmad Dani. “Analysis of the Working System of a Carcinogenic Substance Neutralization Device (Smoke/Gas) in Enclosed Space Using an MQ2 Sensor Based on Arduino Uno”. INFOKUM, Vol. 13, no. 03, Mar. 2025, pp. 633-42, https://infor.seaninstitute.org/index.php/infokum/article/view/2832.