Abd Ali, Ziad Tareq, Mohammed A. Ibrahim, and Huda M. Madhloom. 2016. “Eggshell Powder As An Adsorbent for Removal of Cu (II) and Cd (II) from Aqueous Solution: Equilibrium, Kinetic and Thermodynamic Studies”. Al-Nahrain Journal for Engineering Sciences 19 (2): 186-93. https://nahje.com/index.php/main/article/view/12.