A. Sivakumar, R. Sathiyamoorthi, V. Jayaseelan, R. Ashok Gandhi, and K. Sudhakar, “Performance of Waste Insulating Mineral Oil-Based Biodiesel in a Direct-Injection CI Engine”, Int. J. Automot. Mech. Eng., vol. 18, no. 4, pp. 9349–9361, Jan. 2022.