JAVED, T.; AWAN, F. A.; ARSHAD, M.; MASHIATULLAH, A.; IFTIKHAR, F. J.; KHAN, S. N. REMOVAL OF CADMIUM, COPPER, LEAD AND ZINC FROM SIMULATED INDUSTRIAL EFFLUENTS USING SILICA POWDER. The Nucleus, [S. l.], v. 50, n. 2, p. 135–140, 2013. Disponível em: http://www.thenucleuspak.org.pk/index.php/Nucleus/article/view/763. Acesso em: 30 apr. 2024.