Sekere waarnemings oor die nagtelike temperatuurinversie by Matimba / Ellisras. Clean Air Journal, [S. l.], v. 7, n. 3, 1987. DOI: 10.17159/caj/1987/7/3.7285. Disponível em: https://cleanairjournal.org.za/article/view/7285. Acesso em: 31 oct. 2024.