S.M. HASSAN, Fatma. Distribution of Some Airborne Rare Earth Metals, Vanadium and Niobium in the Aswan Arid Area, Egypt . Asian Journal of Chemistry, [S. l.], v. 2, n. 3, p. 275–285, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/25321. Acesso em: 3 oct. 2024.