1. The Department of Energy Hydrogen and Fuel Cells Program Plan. .
2. Fuel Cell Today, Fuel Cell Electric Vehicles: The Road Ahead. .
3. http://www.hyundainews.com/us/en-us/Media/RelatedReleases.aspx?mediaid=40852.
4. http://www.reuters.com/article/2014/03/25/us-honda-motor-fuelcells-idUSBREA2O1PR20140325.
5. H2USA – , HySUT – , H2Mobility – , UKH2Mobility – , Scandinavian H2 Highway Partnership – .