G.  Gasperi, Amidani, L., Benedetti, F., Boscherini, F., Glatzel, P., Valeri, S., and Luches, P., ?Electronic properties of epitaxial cerium oxide films during controlled reduction and oxidation studied by resonant inelastic X-ray scattering?, Physical Chemistry Chemical Physics, vol. 18, pp. 20511-20517, 2016.