Yew Heng Teoh, Heoy Geok How, Kok Hwa Yu, Hun Guan Chuah and Wai Loon Yin 2018. Influence of Octane Number Rating on Performance, Emission and Combustion Characteristics in Spark Ignition Engine. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 45, 1 (May 2018), 22–34.