1. J. R. Absalon, M. R. Hockenbury, and D. M. Nielsen , 1983 . Treatment Alternatives: Evaluation for Aquifer Restoration .In: Proceedings of the Third National Symposium on Aquifer Restoration and Ground-Water Monitoring, National Water Well Association, Worthington, Ohio, pp.98 -104 .
2. S. V. Arlotta, G. W. Druback, N. Cavalli, and D. M. Nielsen , 1985 . The Envirowal Vertical Cutoff Barrier . In: Proceedings of the Third National Symposium on Aquifer Restoration and Ground-Water Monitoring, National Water Well Association, Worthington, Ohio, pp.23 -27 .
3. J. E. Ayres, D. C. Lager, and D. M. Nielsen , 1985 . The First EPA Superfund Cutoff Wall: Design and Specifications .In: Proceedings of the Third National Symposium on Aquifer Restoration and Groundwater Monitoring, National Water Well Association, Worthington, Ohio, pp.13 -23 .
4. CORRELATIONS BETWEEN CARCINOGENIC TRACE METALS IN WATER SUPPLIES AND CANCER MORTALITY
5. L. R. Cheatham , 1978 . Some Impacts of Safe Drinking Water Standards on Rural Water Systems. NTIS PB-290 370.