“Experimental Investigations on Low Grade Low Heat Rejection Diesel Engine with Crude Cottonseed Oil Blended with Butanol” (2017) International Journal of Current Engineering and Technology, 7(4), pp. 1589–1597. Available at: https://ijcet.evegenis.org/index.php/ijcet/article/view/2443 (Accessed: 13 March 2026).