Habib, Hassan Abbas, and Salam H. Alwan. 2017. “Removal of Pb(II) Ions by Adsorption from Aqueous Solutions Using Beans Peel Powder As a New Adsorbent”. Al-Qadisiyah Journal of Pure Science 19 (2), 144-53. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/188.