Manikalithas, P., Venkatachalam, R., KalilRahiman, M., & Bharathiraja, M. (2016). Comparison study of existing bowl piston and modified bowl piston diesel engine performance emission and combustion characteristics by using diesel. JOURNAL OF ADVANCES IN CHEMISTRY, 12(20), 5243–5251. https://doi.org/10.24297/jac.v12i20.4747