Debnath, T., et al. “Preparation and Characterization of Nanocrystalline Cerium (IV) Oxide and Doped Cerium (IV) Oxide, Ce<sub>1-X-y< sub>Mg<sub>x< sub>Zr<sub>y< sub>O<sub>2-?< Sub>”;. Journal of Scientific Research, vol. 7, no. 1-2, May 2015, pp. 55-63, doi:10.3329/jsr.v7i1-2.18798.