Taha, Dakhil Nassir, Isra’a Sadi Samaka, and Luma Ahmed Mohammed. 2013. “Adsorptive Removal of Dye from Industrial Effluents Using Natural Iraqi Palygorskite Clay As Low-Cost Adsorbent”. Journal of Asian Scientific Research 3 (9):945-55. https://archive.aessweb.com/index.php/5003/article/view/3546.