“REMOVAL OF METHYL ORANGE DYE FROM AQUEOUS SOLUTION USING GROUNDNUT (Arachis Hypogaea) SHELL AS ADSORBENT”. The Transactions of the Nigerian Association of Mathematical Physics 18 (December 1, 2022): 7 –20. Accessed January 21, 2026. https://nampjournals.org.ng/index.php/tnamp/article/view/154.