L.A. Akinyemi & A.A. Raji, C.O. Folorunso, W.A. Raheem,. 2019. “Development of a Liquidified Petroleum Gas Leakage Detector, Level Indicator and Automatic Shutdown System”. COVENANT JOURNAL OF ENGINEERING TECHNOLOGY 3 (2). https://journals.covenantuniversity.edu.ng/index.php/cjet/article/view/1792.