Department of the Environment1990: Archaeology and planning. London: Department of the Environment, Planning and Policy Guidance 16 .
2.
Merriman, N.1992: Predicting the unexpected: prehistoric sites recently discovered under alluvium in central London. In Needham, S. and Macklin, M.G. , editors, Alluvial archaeology in Britain, Oxford: Oxbow, Monograph 27 .
3.
Needham, S. and Macklin, M.G. , editors 1992: Alluvial archaeology in Britain. Oxford: Oxbow, Monograph 27 .
4.
van de Noort, R. , Fletcher, W. , Thomas, G. , Carstairs, I. and Patrick, D.2002: Monuments at risk in England's wetlands. Online report at http://www.ex.ac.uk/marew/finalreport.pdf (Last accessed 1 March 2004).
