ELS, C.J. Highlights of the 6th International Conference on Air Pollution. Clean Air Journal, [S. l.], v. 6, n. 7, 1985. DOI: 10.17159/caj/1985/6/7.7270. Disponível em: https://cleanairjournal.org.za/article/view/7270. Acesso em: 14 may. 2025.