Mira, S., Ahmed, Z. and Kazmib, A. (2006) “Control of Chrome Pollution in Tannery Wastewaters with Humic Acids”, Biological Sciences - PJSIR, 49(2), pp. 143–146. Available at: https://v2.pjsir.org/index.php/biological-sciences/article/view/1137 (Accessed: 22 July 2024).