Pai, S., A. Sharief, and S. Kumar. “Influence of Ultra Injection Pressure With Dynamic Injection Timing on CRDI Engine Performance Using Simarouba Biodiesel Blends”. International Journal of Automotive and Mechanical Engineering, vol. 15, no. 4, Dec. 2018, pp. 5748-59, doi:10.15282/ijame.15.4.2018.3.0440.