INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, vol. 36, no. 13, page. 7656 - 7660, 2011-07
JOURNAL OF POWER SOURCES, vol. 196, no. 1, page. 301 - 312, 2011-01-01
JOURNAL OF POWER SOURCES, vol. 195, no. 4, page. 1163 - 1170, 2010-02-15
JOURNAL OF POWER SOURCES, vol. 194, no. 2, page. 864 - 872, 2009-12-01
JOURNAL OF POWER SOURCES, vol. 188, no. 1, page. 220 - 224, 2009-03-01