Quality Assessment of Underground Water before and afterTreatment: A Case Study of Tobruk City, Libya. المجلة العلمية لكلية العلوم, [S. l.], v. 1, n. 1, p. 53–60, 2021. DOI: 10.37375/sjfssu.v1i1.73. Disponível em: https://elc2.su.edu.ly/index.php/jsfsu/article/view/30. Acesso em: 7 ديسمبر. 2025.