1. Anon, 1973 . Groundwater resources of the Lincolnshire Limestone in South Lincolnshire . Progress report, Welland and Nene River Authority. 57 pp.
2. I. R. Booker, 1977 . Water tracing experiments in the Lincolnshire Limestone. Unpublished progress report. 107 pp.
3. R. A. Downing, and B.P.J. Williams, 1969 . The groundwater hydrology of the Lincolnshire Limestone . Pub. Water Resources Board, Reading, England. 160 pp.
4. Rapid Recharge in a Limestone Aquifer