“Analysis and Comparison of Performance and Emissions of a Diesel Engine Fuelled With Diesel and Cottonseed Oil Blended With Ethanol”. International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695 IJERAT, vol. 2, no. 1, May 2016, pp. 213-9, https://ijerat.com/index.php/ijerat/article/view/271.