Bassam Moufaq Abood, Dr. Basim Ibrahim. “Synthesis and Characterization of Halloysite-Polyvinyl Alcohol-Metal Oxides Nanocomposites via Surfactant Aid Sol-Gel Reaction and Study Some of Their Applications ”. Design Engineering, no. 1 (March 16, 2022): 2544 - 2562. Accessed April 16, 2024. http://thedesignengineering.com/index.php/DE/article/view/9267.