selected publications academic article Hydrogeological characterization of southeast coastal plain aquifers and groundwater discharge to Onslow Bay, North Carolina (USA). Journal of Hydrology. 339:159-171. 2007 Cretaceous aquifers in North Carolina: Analysis of safe yield based on historical data. Hydrogeology Journal. 11:249-258. 2003 Strontium isotopes and major elements as tracers of ground water evolution: Example from the Upper Castle Hayne Aquifer of North Carolina. Ground Water. 38:762-771. 2000 Petrology and geochronology of peralkalic metagranite and metarhyolite dikes, Fountain quarry, Pitt County, North Carolina. Southeastern Geology. 24:67-89. 1983