Kenichiro Inoue, and Shoichi Somekawa. “Oxidation of Toluene by Pt/Co3O4-CeO2 Catalyst Prepared from Pulverized Cerium Oxide”. Journal of Current Science and Technology, vol. 9, no. 1, Feb. 2023, pp. 59-65, https://ph04.tci-thaijo.org/index.php/JCST/article/view/458.