Pourdarbani, Razieh. “Experimental Study on Effect of Injection Retard on Emissions and Performance in a Diesel Engines”. International Journal of Engineering & Technology 7, no. 4 (December 17, 2018): 4058–4061. Accessed May 4, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/18031.