1. Barton, D. N. (1994) Economic Factors and Valuation of Tropical Coastal Resources. University of Bergen, Norway, Report 14/94
2. Christensen, B. (1982) Management and utilization of mangroves in Asia and the Pacific. FAO Environment paper No 3. FAO, Rome
3. DoE (1996) Towards a Methodology for Costing Bio-diversity Targets in the UK: Report to Department of Environment, HMSO
4. East Midlands Environmenta Consultants Ltd. (1995) Habitat Action Plans, Habitat Cost Data. Report to English Nature
5. Edwards, A., Clark, S. and Brown, B. (1994) Rehabilitation of Degraded Reefs Using Artificial Reef Blocks. Report to UK Overseas Development Administration (R4533)