Utilization of Paper Sludge Wastes for Treatment of Wastewater from Food Processing Industries. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 13, n. 2, p. 103 – 106, 2012. DOI: 10.21743/. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/371. Acesso em: 12 jul. 2025.