Akpan , W.A., P.O. Ogbonna, and I.I. Nyaudo. “Design Modification and Production of a Bicycle Powered By an Internal Combustion Engine”. Engineering And Technology Journal 9, no. 3 (March 28, 2024): 3643–3666. Accessed December 4, 2024. https://everant.org/index.php/etj/article/view/1244.