1. Electricity from Biogas;Augenstein,1994
2. Biofuels: A Survey;Benemann,1978
3. The future of renewable biological energy conversion systems;Benemann,1996
4. Southern Company Tests of Wood/Coal Cofiring in Pulverized Coal Units;Boylan,1993
5. Comparative Evaluation of Fuel Costs from Energy Crops;Hughes,1995