1. UK strategy for centralised anaerobic digestion;Dagnall;Bioresource Technology,1995
2. Ahring BK, Johansen K. Anaerobic digestion of source-sorted household solid waste together with manure and organic industrial waste. Proceedings of the International Symposium on Anaerobic Digestion of Solid Waste, April 14–17, Venice, Italy, 1992. p. 203–8.
3. Forster CF, Jones JC. The Bioplex concept. In: Birch GG, Parker KJ, Worgan JT, editors. Food from waste. London: Applied Science Publishers Ltd., 1976, p. 278–89.
4. Recycling of organic wastes through earthworms: an alternative source of organic fertiliser for crop growth in India;Sharma;Energy Conserv Management,1994
5. Anaerobic digestion of organic solid wastes. An overview of research achievements and perspectives;Mata-Alvarez;Bioresource Technology,2000