“Study of Cooling System in Internal Combustion Engine Improving Performance with Analyzing the Material Alloy FHT 004 Surface Roughness”, Euro.Jour.Eng. Tech, vol. 18, pp. 105–110, May 2023, Accessed: Jan. 18, 2026. [Online]. Available: https://geniusjournals.org/index.php/ejet/article/view/4256