Nguyen, U., P. Nguyen, C. Duong, D. Phung, Q. Nguyen, and A. P. Pham Xuan. “Investigating Injector Angles to Eliminate Spray-Wall Impingement in a Manifold Port Injection System of Gasoline Engines”. Journal of Military Science and Technology, vol. 85, Feb. 2023, pp. 118-25, doi:10.54939/1859-1043.j.mst.85.2023.118-125.