Đỗ Văn Dũng, Lê Việt Hùng, and Lê Thanh Phúc. 2006. “Designing and Manufacturing of Liquified Petroleum Gas (LPG) Fuel System for Diesel Engine”. Journal of Technical Education Science 1 (2):1-4. https://www.jte.edu.vn/index.php/jte/article/view/952.