JOURNAL OF FUEL CELL SCIENCE AND TECHNOLOGY, vol. 2, no. 1, page. 9 - 13, 2005-02
CURRENT OPINION IN SOLID STATE & MATERIALS SCIENCE, vol. 8, no. 5, page. 372 - 378, 2004-10
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, vol. 30, no. 2, page. 189 - 200, 2005-02
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, vol. 30, no. 2, page. 181 - 187, 2005-02