WERNECKE, B.; LANGERMAN, K. E.; GARLAND, R. M.; FEIG, G. Ambient air pollution on the Highveld: An airshed at a watershed moment?. Clean Air Journal, [S. l.], v. 32, n. 1, 2022. DOI: 10.17159/caj/2022/32/1.14070. Disponível em: https://cleanairjournal.org.za/article/view/14070. Acesso em: 1 oct. 2023.