Comparison of methods for estimating ground-water recharge and base flow at a small watershed underlain by fractured bedrock in the eastern United States [electronic resource] / by Dennis W. Risser, and William J. Gburek, and Gordon J. Folmar ; in cooperation with the U.S. Department of Agriculture, Agricultural Research Service.
Imprint
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005.