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2. Office of Distributed Energy Resources (DER), Office of Energy Efficiency and Renewable Energy (EERE), US Department of Energy, can be found under http://www.eere.energy.gov/.
3. Fuel Cells 2000, Status of Fuel Cell Technology for Distributed and Portable Power Generation, Breakthrough Technologies Institute, 1625 K Street, NW, #725, Washington, DC 20006., can be found under http://www.fuelcells.org.
4. J. Larminie, A Dicks, Fuel Cell Systems Explained, John Wiley & Sons Ltd, West Sussex, England, 2001.
5. Characterization of a Ballard MK5-E Proton Exchange Membrane Fuel Cell Stack