“Performance Evaluation of a Biodiesel Engine Using Optimization Techniques ”. International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695 IJERAT, vol. 3, no. 7, July 2017, pp. 40-47, https://doi.org/10.7324/IJERAT.2017.3122.