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International Journal of Hydrogen Energy > 2008 > 33 > 22 > 6612-6618
International Journal of Hydrogen Energy > 2008 > 33 > 17 > 4555-4559
International Journal of Hydrogen Energy > 2008 > 33 > 22 > 6612-6618
International Journal of Hydrogen Energy > 2008 > 33 > 17 > 4555-4559