Groundwater Contamination Study of Faisalabad and Sargodha Metropolitan Cities. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 23, n. 2, p. 259–269, 2024. DOI: 10.21743/pjaec/2022.12.08. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/37. Acesso em: 5 nov. 2025.