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JOURNAL OF MATERIALS CHEMISTRY A, vol. 2, no. 46, page. 19759 - 19764, 2014-10
JOURNAL OF SOLID STATE CHEMISTRY, vol. 211, page. 113 - 119, 2014-03
CHEMISTRY OF MATERIALS, vol. 26, no. 4, page. 1745 - 1750, 2014-02-25
JOURNAL OF PHYSICS-CONDENSED MATTER, vol. 26, no. 4, page. 42201 - 42207, 2014-01-29