1. Para-transit modes in Nigeria: problems and prospects;Adeniji;Cities,1987
2. Production, Efficiency and Quality of Service of the matatu Mode of Public Transport in Nairobi, Kenya: A Geographical Analysis;Aduwo,1990
3. Agyemang, W., 2013. Measurement of service quality of ‘Trotro’ as public transportation in Ghana: a case study of the city of Kumasi. In: Proceedings of the 32nd Southern African Transport Conference. Pretoria.
4. Behrens, R., Schalekamp, H., 2010. Public transport mode satisfaction in Cape Town: findings of a passenger intercept survey. In: Proceedings of the 29th Southern African Transport Conference. Pretoria.
5. An introduction to paratransit in Sub-Saharan African cities;Behrens,2016