M. El-Awad, M. ., F. Kheiralla , A. ., & M. Chai, C. (2022). A Computer-Based Air-Fuel Model for Analysing the Performance of Spark-Ignition Internal Combustion Engines. University of Khartoum Engineering Journal, 1(2). https://doi.org/10.53332/uofkej.v1i2.90