Clark, Stephen R., and Craig McGregor. “Liquified Petroleum Gas Provides a Technically Viable and Financially Feasible Means to Reduce Eskom’s Diesel Cost Burden by 30% to 40%”. South African Journal of Science 119, no. 9/10 (August 31, 2023). Accessed June 30, 2024. https://sajs.co.za/article/view/16594.