Lewis, S.G., Ashton, N.M. and Jacobi, R.M. 2011. Testing human presence during the Last Interglacial (MIS 5e): A review of the British evidence. In Ashton, N.M., Lewis, S.G. and Stringer, C.B. (eds) The Ancient Human Occupation of Britain. Elsevier, Amsterdam, pp. 125-164.
