Progress in the application of Part II of the Atmospheric Pollution Prevention Act. Clean Air Journal, [S. l.], v. 1, n. 02, p. 9–13, 1972. DOI: 10.17159/caj/1972/1/02.7397. Disponível em: https://cleanairjournal.org.za/article/view/7397. Acesso em: 23 nov. 2024.