1. A survey of literature relevant to the economics of anaerobic digestion of farm animal waste;Parsons,1984
2. The economic feasibility of producing biogas from dairy manure in Alberta;Feddes;Alberta Agriculture and Forestry Bulletin,1981
3. Anaerobic Digestion of Cattle Manure;Hayes,1980
4. Economic optimisation of anaerobic fermenter designs for heat production;Hashimoto,1980
5. An economic assessment of anaerobic digestion,1982