LAGHARI, A. N.; SIYAL, Z. A.; SOOMRO, M. A.; BANGWAR, D. K.; KHOKHAR, A. J.; SONI, H. L. Quality Analysis of Urea Plant Wastewater and its Impact on Surface Water Bodies. Engineering, Technology & Applied Science Research, Greece, v. 8, n. 2, p. 2699–2703, 2018. DOI: 10.48084/etasr.1767. Disponível em: https://etasr.com/index.php/ETASR/article/view/1767. Acesso em: 20 aug. 2022.