Structural Characterization and Catalytic Activity of Nanosized Ce<sub><i>x</i></sub>M<sub>1-<i>x</i></sub>O<sub>2</sub> (M = Zr and Hf) Mixed OxidesBenjaram M. Reddy, Wolfgang Grünert, Martin Muhler et al.|The Journal of Physical Chemistry C|2008Cited by 158