Khan, A. R., Uddin H, F. and Ahmed, S. Z. (2002) “ADSORPTION BEHAVIOUR OF CITRIC ACID FROM AQUEOUS SOLUTIONS ON ACTI­ VATED CHARCOAL”, Biological Sciences - PJSIR, 45(2), pp. 82–85. Available at: https://v2.pjsir.org/index.php/biological-sciences/article/view/1755 (Accessed: 19 May 2024).