Bao, Liye, Jihua Wang, Lihui Shi, and Haijun Chen. “Exhaust Gas After-Treatment Systems for Gasoline and Diesel Vehicles”. International Journal of Automotive Manufacturing and Materials 1, no. 1 (December 25, 2022): 9. Accessed May 28, 2025. https://w3.sciltp.com/journals/ijamm/article/view/136.