P, K., N. S, S. S, and S. T. “Performance and Emission Optimization of a Diesel Engine Using Karanja Biodiesel–Hydrogen Dual-Fuel With Azadirachta Indica Antioxidant”. ITEGAM-JETIA, Vol. 12, no. 57, Feb. 2026, pp. 964-75, doi:10.5935/jetia.v12i57.3141.