Atkinson, S.E. and Lewis, D.H.. “A Cost-Effective Analysis of Alternative Air Quality Control Strategies.” Journal of Environmental Economics and Management 1(1974):237–50.
Baumol, W.J. and Oates, W.E.. The Theory of Environmental Policy, Second Edition. New York: Cambridge University Press, 1988.
Brady, Nyle. The Nature and Properties of Soils, Ninth Edition. MacMillan Publishing Company: New York. 1984.
Engineering Computer Graphics Laboratory, Brigh-am Young University. GMS, Department of Defense, Groundwater Modeling System, Version 1.1, 1995.
Environmental Protection Agency. Another Look: National Survey of Pesticides in Drinking Water Wells: Phase II Report. EPA 579/09-91-020, January 1992.
Fleming, Ronald “The Economics of Agricultural Groundwater Quality: Effects of Spatial and Temporal Variability on Policy Design.” Ph.D. Thesis, Oregon State University, 1995.
Freeze, R.A., and Cherry, John. Groundwater. Prentice-Hall: New Jersey. 1979.
Knisei, W.G., ed. GLEAMS, Groundwater Loading Effects of Agricultural Management Systems, Version 2.10, UGA-CPES-BAED, Publication No. 5, 1993.
Mapp, H.P., Bernardo, D.J., Sabbagh, G.J., Geleta, S., and Watkins, K.B.. “Economic and Environmental Impacts of Limiting Nitrogen Use to Protect Water Quality: A Stochastic Regional Analysis.” American Journal of Agricultural Economics 76(November 1994):889–903.
McGartland, A.M. and Oates, W.E.. “Marketable Permits for the Prevention of Environmental Deterioration.” Journal of Environmental Economics and Management 12(1985):207–228.
Montgomery, W. David. “Markets in Licenses and Efficient Pollution Control Programs.” Journal of Economic Theory 5(1972):395–418.
O'Leary, Mike, Rehm, George, and Schmitt, Michael. “Understanding Nitrogen in Soils.” Minnesota Extension Service, University of Minnesota, FO-3770-C, 1994.
O'Neil, William B. and Raucher, Robert S.. “The Costs of Groundwater Contamination.” Journal of Soil and Water Conservation 45(1990):180–183.
Pan, J.H., and Hodge, I.. “Land Use Permits as an Alternative To Fertilizer and Leaching Taxes for the Control of Nitrate Pollution.” Journal of Agricultural Economics 45(1994):102–112.
Thomas, A.The Bioeconomics of Regulation Nitrates in Groundwater from Agricultural Production: Comparing Taxes, Quantity Restrictions, and Pollution Permits. Unpublished Ph.D. Thesis, Cornell University, August 1994.
Wall, Dave. “Nitrate in Groundwater-Existing Conditions and Trends.” Nitrogen in Minnesota Groundwater, prepared for the Legislative Water Commission, December, 1991.