Wind power variability and power system reserves in South Africa. Journal of Energy in Southern Africa, [S. l.], v. 29, n. 1, p. 59–71, 2018. DOI: 10.17159/2413-3051/2018/v29i1a2067. Disponível em: https://energyjournal.africa/article/view/2067. Acesso em: 23 nov. 2024.