1. G. Centi, G. Cum, J.L.G. Fierro, J.M. López Nieto, in Direct Conversion of Methane, Ethane and Carbon Dioxide to Fuels and Chemicals, CAP Report, The Catalyst Group Resources, 2008.
2. What can we do with carbon dioxide?;Ritter;Chem. Eng. News,2007
3. Turning CO2 back into hydrocarbons;Graham-Rowe;New Scientist,2008
4. International Energy Agency (IEA), World Energy Outlook, 2008.
5. Carbon dioxide utilization for global sustainability;Centi;Stud. Surf. Sci. Catal.,2004