Faris A. J. Al-Doghachi, et al. “Effects of Platinum and Palladium Metals on Ni \(Mg_1-xCe_x\) \(^4\)\(^+\)O Catalysts in the \(CO_2\) Reforming of Methane”. Challenges and Advances in Chemical Science Vol. 7, Dec. 2021, pp. 18-42, doi:10.9734/bpi/cacs/v7/1608A.