1. The telegraph newspaper, “Riversimple fuel-cell project”;English,2011
2. United States, Department of Energy http://www1.eere.energy.gov/hydrogenandfuelcells/storage/current_technology.html.
3. Commission Regulation (EU) No 406/2010 of 26 April 2010 implementing Regulation (EC) No 79/2009 of the European Parliament and of the Council “Type-approval of hydrogen-powered motor vehicles”.
4. Stephenson RR. Fire safety of hydrogen-fuelled vehicles: system-level bonfire test. In: International conference on hydrogen safety. Pisa, Italy: 2005. Available at: conference.ing.unipi.it/ichs2005.
5. “On the use of hydrogen in confined spaces: results from the internal project InsHyde”;Venetsanos;International Journal of Hydrogen Energy,2011