1. M. W. Corey, J. W. Epps, A. C. Gibson, and T. M. Walski , 1978 . Metro-polital Region of Nashville Urban Study. Water Supply Alternative Analysis, Draft Report. U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi.
2. T. J. Durbin, G. W. Kapple, and J. R. Freckleton , 1978 . Two-Dimensional and Three-Dimensional Digital Flow Models for the Salinas Valley Groundwater Basin. California. Water Resources Investigation 78-113, U.S. Geological Survey, Menlo Park, California.
3. D. R. Rima, and P. L. Goddard . Groundwater Resources in Metropolitan Region of Nashville, Tennessee. U.S. Geological Survey, Nashville, Tennessee.
4. U.S. Army Engineers, Office, Chief of Engineers , 1979 . MAPS User's Guide and Documentation. Draft Engineering Manual, EM 1110-2-XXX, Washington, D. C.