Ikpe, A. E., and I. B. Owunna. “Modelling the Performance Characteristics of Four Stroke Internal Combustion Renault Engine Cycle Using Matlab Simulation Tool”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 18, no. 2, June 2022, pp. 267-80, https://azojete.com.ng/index.php/azojete/article/view/595.