MAKONESE, T.; FORBES, P.; MUDAU, L.; ANNEGARN, H. Aerosol particle morphology of residential coal combustion smoke. Clean Air Journal, [S. l.], v. 24, n. 2, p. 24–28, 2014. DOI: 10.17159/caj/2014/24/2.7064. Disponível em: https://cleanairjournal.org.za/article/view/7064. Acesso em: 22 oct. 2021.