Detection of Hazardous Contaminants in Ground Water Resources: An Alarming Situation for Public Health in Karachi, Pakistan. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 21, n. 2, p. 322 – 331, 2020. DOI: 10.21743/pjaec/2020.12.34. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/150. Acesso em: 6 jul. 2025.