Che Zulzikrami Azner A., E., Naimah Ibrahim, M.R. Fahmi, and S. Salsuwanda. “Removal of Cu(II) from Industrial Effluents by Citric Acid Modified Rice Straw”. Bioremediation Science and Technology Research (e-ISSN 2289-5892) 2, no. 1 (July 20, 2014): 23–28. Accessed June 26, 2025. https://journal.hibiscuspublisher.com/index.php/BSTR/article/view/59.