An empirical analysis of volatility in South African oil prices. Journal of Energy in Southern Africa, [S. l.], v. 32, n. 3, p. 67–75, 2021. DOI: 10.17159/2413-3051/2021/v32i3a8852. Disponível em: https://energyjournal.africa/article/view/8852. Acesso em: 16 nov. 2024.