1. Land-surface zoning for groundwater protection.;Journal of the Institution of Water and Environmental Management,,1992
2. Alexander, J. & Brightman, M. A. 1985. A hypothesis to account for groundwater quality variations in the Corallian of the Thames Valley. Hydrogeology in the Service of Man, Memoirs of the 18th Congress of the International Association of Hydrogeologists, Cambridge, 54–63.
3. Aller, L., Bennett, T., Lehr, J., H., Petty, R. J. & Hackett, G. 1987. DRASTIC: a standardized system for evaluating ground water pollution potential using hydrogeologic settings. NWWA/EPA Series. EPA/600/2-87/035. Washington DC.
4. Allsop, R. E., Banister, D. J., Holden, D. J., Bird, J. & Downe, H. E. 1986. A methodology for assessing social considerations in transport of low and intermediate level radioactive waste. Department of Environment, Report DOE/RW/86-020, London.
5. Wellhead protection area delineation: linking flow model with GIS.;Journal of the Water Resources Planning and Management Division, Proceedings of the American Society of Civil Engineers,,1993