Simiyu, Lydiah N., Esther W. Nthiga, Paul Tanui, and Gerald K. Muthakia. 2023. “Adsorption Equilibrium Studies of P-Nitrophenol onto Macadamia Nutshell Waste (non-Activated and Activated Carbon) from Aqueous Solutions”. International Journal of Scientific Research in Chemical Sciences 10 (3):13-24. https://ijsrcs.isroset.org/index.php/j/article/view/132.