Cirella, Giuseppe T., Carole Mtizi, and Felix O. Iyalomhe. “Public Transportation Solutions in Southern Africa: Case Study Zimbabwe and South Africa”. Transport Economics and Logistics 79 (October 23, 2018): 77–86. Accessed April 30, 2024. https://czasopisma.bg.ug.edu.pl/index.php/znetil/article/view/3128.