Bui Van Ga, Le Minh Tien , Bui Van Hung, Le Minh Triet (2019) “Conversion of a traditional gasoline stationary engine into a PI engine”, The University of Danang - Journal of Science and Technology, 17(11), pp. 1–5. Available at: https://jst-ud.vn/jst-ud/article/view/2810 (Accessed: 19May2024).