MEEUWIS, J.M., H.J. Annegarn, and L.G.C. SCHEEPERS. “MODELLING THE MACROSCALE TRANSPORT OF SULPHUR DIOXIDE EMISSIONS FROM THE HIGHVELD REGION”. Clean Air Journal 9, no. 6 (December 3, 1996): 16–19. Accessed April 26, 2024. https://cleanairjournal.org.za/article/view/7109.