AL-SHAYEB, S.M. Lead and other Metals in Riyadh Atmosphere and Its Relationship to Traffic Volume and Industrial Activities . Asian Journal of Chemistry, [S. l.], v. 14, n. 3, p. 1185–1196, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/22377. Acesso em: 26 aug. 2024.