Sudip Chakraborty, and Aithal P. S. “Smart LPG Leakage Monitoring and Control System Using Gas Sensor (MQ-X), AWS IoT, and ESP Module”. International Journal of Applied Engineering and Management Letters (IJAEML) 8, no. 1 (February 28, 2024): 101–109. Accessed September 16, 2024. https://supublication.com/index.php/ijaeml/article/view/1135.