Articles from January 2009
| Date | Title | Author | Comments |
|---|---|---|---|
| 01/13/2009 | The Effect of Natural Gradients on the Net Energy Profits from Corn Ethanol | David Murphy | 94 |
| 01/02/2009 | Implications of Energy Return on Investment, Peak Oil and the Concept of “Best First” | David Murphy | 144 |

