Waziri, Baba Shehu. “Pareto Analysis of Critical Risk Factors of Build Operate and Transfer (BOT) Projects in Nigeria”. Journal of Construction Business and Management 2, no. 1 (January 3, 2018): 33–40. Accessed November 23, 2024. https://journals.uct.ac.za/index.php/jcbm/article/view/92.