1. Office of Energy Efficiency and Renewable Energy Hydrogen, Fuel Cell Technologies Program Multi-year Research, Development and Demonstration Plan: Planned Program Activities for 2005–2015http://www1.eere.energy.gov/hydrogenandfuelcells/ mypp/index.html
2. Fuel cycle efficiencies of different automotive on-board hydrogen storage options
3. System Level Analysis of Hydrogen Storage Optionshttp://www.hydrogen.energy.gov/ pdfs/review08/st_2_ahluwalia.pdf
4. On-board and off-board performance of hydrogen storage options for light-duty vehicles;Ahluwalia;Int. J. Hydrog. Energy,2011
5. US DOE Targets for Onboard Hydrogen Storage Systems for Light-Duty Vehicleshttp://www1.eere.energy.gov/hydrogenandfuelcells/storage/pdfs/targets_onboard_hydro_storage.pdf