1. Travel behaviour in Ghana: Empirical observations from four metropolitan areas;Abane;Journal of Transport Geography,2011
2. An assessment of the quality of intra-urban bus services in the city of Enugu, Enugu state, Nigeria;Ali;Theoretical and Empirical Researches in Urban Management,2010
3. Understanding attitudes towards public transport and private car: A qualitative study;Beirão;Transport Policy,2007
4. Cervero, R. (2013). Transport Infrastructure and the Environment: Sustainable Mobility and Urbanism. Working Paper 2013–03), University of California: Berkeley Institute of Urban and Regional Development. [Accessed 27/04/2014].