1. Akhurst, M.C. , Chadwick, R.A., Holliday, D.W., McCormac, M., McMillan, A.A., Millward, D. & Young, B. 1997. Geology of the West Cumbria District. Memoir of the British Geological Survey Sheets 28, 37 and 47 (England and Wales).
2. Allaby, A. & Allaby, M. (eds) 1991 The Concise Oxford Dictionary of Earth Sciences. Oxford University Press, Oxford.
3. New data on speleothem deposition and palaeoclimate in Britain over the last forty thousand years
4. Groundwater chemistry in the Sellafield area: a preliminary interpretation