TRONGSATITKUL, Tatiya, and Supitcha YAISUN. 2016. “Preparation of Eggshell Powder/Low Density Polyethylene Composites and Their Acid Dye Removal Efficiency”. Walailak Journal of Science and Technology (WJST) 13 (12):1025-36. https://wjst.wu.ac.th/index.php/wjst/article/view/2384.