Onyishi, Donatus Uchechukwu, and O’tega Ejofodomi. “Gaseous Vapor Emission (GVE) Technique for Detection of Petrol Adulteration at Point of Sale (POS) Terminals”. International Journal of Chemical and Process Engineering Research 7, no. 1 (September 14, 2020): 12–17. Accessed May 16, 2024. https://archive.conscientiabeam.com/index.php/65/article/view/1817.