K Frhan, N. ., A. . Sapit, M. A. . Razali, M. F. . Hushim, A. N. . Mohammed, B. . Manshoor, and A. . Khalid. “Numerical CFD Analysis of a Direct Injection (DI) Four Strokes Single Cylinder Diesel Engine at Different Compression Ratios”. CFD Letters, vol. 10, no. 2, Jan. 2021, pp. 28-37, https://www.akademiabaru.com/submit/index.php/cfdl/article/view/3287.