GROVES, J.E. Mining reclamation progress in South Africa. Clean Air Journal, [S. l.], v. 2, n. 1, p. 9–15, 1974. DOI: 10.17159/caj/1974/2/1.7391. Disponível em: https://cleanairjournal.org.za/article/view/7391. Acesso em: 19 may. 2024.