Nguyen, Quynh Vi, et al. “Organic Dyes and Perfluorooctanoic Acid Decompositions by Cerium- and Copper-Modified Commercial TiO2 under Visible Light”. Engineering and Technology For Sustainable Development, vol. 36, no. 2, Mar. 2026, pp. 028-35, https://jst.vn/index.php/etsd/article/view/1336.