International Journal of Hydrogen Energy
International Journal of Hydrogen Energy > 2002 > 27 > 7-8 > 839-844
International Journal of Hydrogen Energy > 2002 > 27 > 9 > 921-926
International Journal of Hydrogen Energy > 2008 > 33 > 20 > 5589-5595
International Journal of Hydrogen Energy > 2010 > 35 > 1 > 253-258