Physico-Chemical Analysis of Groundwater and Agriculture Soil of Gambat, Khairpur District, Pakistan. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 14, n. 2, p. 51 – 57, 2013. DOI: 10.21743/. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/355. Acesso em: 12 jul. 2025.