Mohammed, S.E., Baharom, M.B. and A. Aziz, A.R. (2018) “The Influence of Air-Fuel Equivalence Ratio on the Perfor-mance and Emission Characteristics of a Crank-rocker Engine”, International Journal of Engineering & Technology, 7(3.17), pp. 266–269. doi:10.14419/ijet.v7i3.17.21926.