Tharasawatpipat, C. ., and T. . Kreetachat. “Application of Photocatalytic Oxidation Technology in an Air Purifier for Benzene Removal by Using TiO2/PLA Film”. Suan Sunandha Science and Technology Journal, vol. 6, no. 1, Dec. 2022, pp. 1-5, https://li02.tci-thaijo.org/index.php/ssstj/article/view/344.