Muhammad Dilshad, Iqra Zubair Awan, Shahid Munir, and Saira Ishaq. “Eco-Friendly Recovery of Copper-Aluminum Oxide Spent Catalyst Via Oxalic Acid: Recovery of Copper-Aluminum Oxide Spent Catalyst”. Journal of Chemistry and Material Sciences (JCMS) 2, no. 1 (July 4, 2025): 7–15. Accessed July 7, 2025. https://journals.uol.edu.pk/JCMS/article/view/3757.