Stone, Adrian, Bruno Merven, Tiisetso Maseela, and Resmun Moonsamy. 2018. “Providing a Foundation for Road Transport Energy Demand Analysis: The Development of a Vehicle Parc Model for South Africa”. Journal of Energy in Southern Africa 29 (2):29-42. https://doi.org/10.17159/2413-3051/2018/v29i2a2774.