S. V. S. R. Krishna, B., and Shivaraj B.K. “Estimation of Properties of Mixed Waste Cooking Oil for Production of Biodiesel”. International Journal of Engineering & Technology 7, no. 4.5 (September 22, 2018): 552–555. Accessed May 4, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/21155.