M, P.; S, P.; B, K. V.; T, D.; Zhang, H. Investigating the Impact of Oxygenated Additives (DEE, DME & MTBE) on Engine Performance and Emission Reductions in Simarouba Methyl Ester Blends. Int. Res. J. multidiscip. Technovation 2025, 7, 112-123.