Wicsksono, H., R. Syahda, N. Syahid, and I. Sary. “Liquid Petroleum Gas (LPG) Cylinder Leak Detection Tool Using MQ-2 Sensor Based on Internet of Things (IoT)”. Ultima Computing : Jurnal Sistem Komputer, Vol. 16, no. 2, Dec. 2024, pp. 46-55, doi:https://doi.org/10.31937/sk.v16i2.3658.