1. Energy conservation waste utilization research and development plan;Rofe,1975
2. Fuel gas from organic wastes;Klass;Cherntech,1973
3. Fuel gas production from solid waste;Cooney,1974
4. Kinetics and economics of anaerobic digestion of animal waste;Gaddy;Water, Air and Soil Pollution,1974
5. Energy from refuse by bioconversion, fermentation and residue disposal processes;Pfeffer;Resource Recovery and Conversion,1976