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3. Debe, M. K. Electrocatalyst approaches and challenges for automotive fuel cells. Nature 486, 43–51 (2012).
4. US-DRIVE: Fuel Cell Target Tables,
http://www.uscar.org/commands/files_download.php?files_id=279
(2011 07 27).
5. The US Department of Energy (DOE). Energy Efficiency and Renewable Energy
http://www.eere.energy.gov/hydrogenandfuelcells/mypp/pdfs/fuel_cells.pdf
and the US DRIVE Fuel Cell Technical Team Technology Roadmap (revised 25 January 2012)
http://www.uscar.org/guest/teams/17/Fuel-Cell-Tech-Team