1. G. Centi G. Cum J.L.G. Fierro J.M. Lopez 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. D. Graham-Rowe “Turning CO 2 back into hydrocarbons,” New Scientist 2645 (March) (2008) 32
4. Beyond Oil and Gas: The Methanol Economy