Assessing the emissions and cost effectiveness of traditional and transitional household fuel burning appliances in South Africa. Clean Air Journal, [S. l.], v. 10, n. 3, 1999. DOI: 10.17159/caj/1999/10/3.7329. Disponível em: https://cleanairjournal.org.za/article/view/7329. Acesso em: 23 nov. 2024.