Waziri, S. A., and M. Mustapha. “Efficacy of Sugarcane Bagasse and Rice Husk Adsorbent for Treatment of Heavy Metals from Petroleum Refinery Effluent”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 20, no. 2 (June 1, 2024): 343-356. Accessed December 4, 2024. https://azojete.com.ng/index.php/azojete/article/view/896.