1. Large-scale hydrogen production;Rostrup-Nielsen;CAT THEC,2002
2. Aiken R, Ditzel HK, Morra F, Wilson SD. Coal-based integrated gasification combined cycle: market penetration strategies and recommendations. Report no. DE-AM26–AM29.
3. Appropriate technologies for large-scale production of electricity and hydrogen fuel;Kruger;International Journal of Hydrogen Energy,2008
4. Hydrogen energy-abundant, efficient, clean: a debate over the energy-system-of-change;Winter;International Journal of Hydrogen Energy,2009
5. World Coal Institute. Available from: http://www.worldcoal.org/coal-the-environment/climate-change/.