MICROPOROUS AND MESOPOROUS MATERIALS, vol. 48, no. 1-3, page. 337 - 343, 2001-11-01
PLANT JOURNAL, vol. 45, no. 1, page. 123 - 132, 2006-01
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, vol. 35, no. 19, page. 10457 - 10463, 2010-10
JOURNAL OF POWER SOURCES, vol. 185, no. 2, page. 867 - 870, 2008-12-01