Math M, Manjunath M. Development and characterization of cerium oxide catalyst supported on ceramic honeycomb substrate to reduce emissions of spark ignition engine. J. Mech. Eng. Sci. [Internet]. 2016 Sep. 30 [cited 2024 Nov. 22];10(2):1956-67. Available from: https://journal.ump.edu.my/jmes/article/view/7843