Verma, A. S., M. M. Hasan, and A. Karnwal. “Comparative Study of Combustion and Emission Studies on Variable Compression Ratio Engine Utilizing Edible Oil and Non-Edible Oil Biodiesel”. International Journal of Technical Innovation in Modern Engineering & Science, vol. 4, no. 6, Nov. 2021, pp. 319-25, https://ijtimes.com/index.php/ijtimes/article/view/1381.