Characterization of Drain Surface Water: Environmental Profile, Degradation Level and Geo-statistic Monitoring. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 16, n. 2, p. 28 – 37, 2015. DOI: 10.21743/. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/287. Acesso em: 5 nov. 2025.