EVALUATION OF GROUNDWATER QUALITY OF SIWA OASIS. JOURNAL OF ADVANCES IN CHEMISTRY, [S. l.], v. 12, n. 4, p. 4292–4311, 2016. DOI: 10.24297/jac.v12i4.2170. Disponível em: https://rajpub.com/index.php/jac/article/view/2170. Acesso em: 15 jun. 2026.