JUSOH, N. W. C.; Azani, N. M.; Ghafar, N. A.; Paad, K. M. Luffa Cylindrica Fibers Unveiled: A Sustainable Approach for 4-Nitrophenol Removal in Aqueous Solutions through Activated Carbon Utilization. Malay. J. Catal. 2023, 7, 49-53.