Ozone and PM2.5 Exposure and Acute Pulmonary Health Effects: A Study of Hikers in the Great Smoky Mountains National Park." Environmental Health Perspectives 114, no. 7 (2006): 1044-1052."
Using Scenarios to Assess the Impact of Air Pollution in the Great Smoky Mountains National Park." Public Works Management & Policy 10, no. 2 (2005): 170-185."
The Effect of Switching Mobile Sources to Natural Gas on the Ozone in the Great Smoky Mountains National Park." Proceedings of the Air and Waste Management Association's Anual Meeting and Exhibition (2004): 5247-5259."
Preliminary Findings From the Great Smoky Mountains National Park Air Quality and Hiker Health Study." Epidemiology 15, no. 4 (2004): S216."