1. The origin of ideas on a Hydrogen Economy and its solution to the decay of the environment;Bockris;Int. J. Hydrogen Energy,2002
2. Commission for Environmental Cooperation, Mexico and Emerging Carbon Markets, Investment Opportunities for Small and Medium-size Companies and the Global Climate Agenda, 2001 p. 109.
3. German Hydrogen Association, available at http://www.dwv-info.de.
4. Assotiation française de l’hydrogène Mémento de l’Hydrogène, available at http://www.afh2.org.
5. Secretary of Energy, Sectorial Program of Energy 2000–2006, 2000, 162 p.