Shouichi Somekawa, and Toshiya Hagiwara. “The effect of Si poisons on Co3O4-CeO2 catalyst: comparison with a Pt/Al2O3 catalyst”. Journal of Current Science and Technology 5, no. 1 (June 15, 2015): 43–48. accessed October 20, 2025. https://ph04.tci-thaijo.org/index.php/JCST/article/view/545.