Dike, Declan Ndukauba, Callistus Chigozie Ibe, Ejem Agwu Ejem, Onyinyechi Erumaka, and Oluchi Ebere Chukwu. “Estimation of Inter-City Travel Demand for Public Road Transport in Nigeria”. Journal of Sustainable Development of Transport and Logistics 3, no. 3 (December 19, 2018): 88–98. Accessed June 26, 2026. https://jsdtl.sciview.net/index.php/jsdtl/article/view/56.