1. The energy balance of corn ethanol: an update;Hosein,2007
2. Ethanol production using corn, switchgrass, and wood; biodiesel production using soybean and sunflower;Pimentel;Nat Resour Res,2005
3. Net energy of cellulosic ethanol from switchgrass;Schmer,2007
4. Effects of fuel ethanol use on fuel cycle energy and greenhouse gas emissions;Wang,1999
5. Low NOx operation and recuperation of thermal and chemical energy through hydrogen in internal combustion engines;Erickson,2005