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"Acidic Deposition, Ecosystem Processes, and Nitrogen Saturation in a High Elevation Southern Appalachian Watershed." Water Air and Soil Pollution 85, no. 3 (1995): 1647-1652.
Albany II: An Update on Southern Appalachian Spruce-Fir Site and Stand Characteristics In The Second Workshop on Integration of Red Spruce Biological Data with Atmospheric Data. Albany, NY: Department of Forestry, Virginia Polytechnic Institute and State University, 1988.
"Assessment of Forest Decline in the Southern Appalachian Spruce-Fir Forest, USA." In Air Pollution and Forest Decline: Proceedings of the 14th International Meeting for Specialists in Air Pollution Effects on Forest Ecosystems, International Union of Forest Research O, 239-44. Birmensdorf, Switzerland: Eidgenössische Anstalt für das forstliche Versuchswesen, 1989.
"Carbon Sources and Sinks in High-Elevation Spruce-fir Forests of the Southeastern US." Forest Ecology and Management 238, no. 1-3 (2007): 249-260.
Changes in the Great Smoky Mountains Fraser Fir Forest (1990-2000) In Report to the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 2004.
"Is Coarse Woody Debris a Net Sink or Source of Nitrogen in the Red Spruce - Fraser Fir Forest of the Southern Appalachians, USA?" Canadian Journal of Forest Research 34, no. 3 (2004): 716-727.
"Coarse Woody Debris in a Southern Appalachian Spruce-fir Forest of the Great Smoky Mountains National Park." Natural Areas Journal 28, no. 4 (2008): 342-355.
"A Comparison of Overstory Community Structure in Three Southern Appalachian Spruce-Fir Forests." Bulletin of the Torrey Botanical Club 119, no. 3 (1992): 316-332.
"Condition and Recent Trends in High-Elevation Red Spruce Populations." In Ecology and Decline of Red Spruce in the Eastern United States, 125-191. Vol. 96. New York, NY: Springer-Verlag, 1992.
The Effect of Balsam Woolly Aphid Infestation on Fuel Levels in Spruce-Fir Forests of Great Smoky Mountains National Park. National Park Service -- Southeast Region, 1985.
The Effect of the Southern Pine Beetle on Fuel Loading in Yellow Pine Forests of Great Smoky Mountains National Park In Research/Resources Management Report. Gatlinburg, TN: U.S. Department of the Interior, National Park Service, 1984.
"Examination of Forest Recovery Scenarios in a Southern Appalachian Picea – Abies Forest." Forestry 81, no. 2 (2008): 183-194.
"Expected Stand Behavior: Site Quality Estimation for Southern Appalachian Red Spruce." Forest Ecology and Management 47, no. 1 (1992): 39-50.
"Exploring Interactions Between Pollutant Emissions and Climatic Variability in Growth of Red Spruce in the Great Smoky Mountains National Park." Water Air and Soil Pollution 159, no. 1 (2004): 225-248.
Fire History and Management in Great Smoky Mountains National Park, An Update In Conference on Science in the National Parks. WR 208 ed. Vol. 4. George Wright Society, 1986.
Forest Decline and Regeneration Success of the Great Smoky Mountains Spruce-Fir In First Annual Southern Appalachian Man and the Biosphere Conference. Gatlinburg, TN: Tennessee Valley Authority, 1990.
Fuel Levels in Forests of the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 1984.
Great Smoky Mountains National Park Hard Mast Survey: An Evaluation of the Current Survey, Analysis of Past Data, and Discussion of Alternatives for Future Surveys. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
"Patterns of Overstory Composition in the FIr and Fir-Spruce Forests of the Great Smoky Mountains After Balsam Woolly Adelgid Infestation." The American Midland Naturalist 139, no. 2 (1998): 340-352.
"Prevalence of Individual-Tree Growth Decline in Red Spruce Populations of Southern Appalachian Mountains." Canadian Journal of Forest Research 22, no. 6 (1992): 905-914.
Regeneration of Fraser Fir After Thirty Years of Balsam Woolly Adelgid Infestation. Great Smoky Mountains National Park, 1995.
"Relative Role of Understory and Overstory in Carbon and Nitrogen Cycling in a Southern Appalachian Spruce-Fir Forest." Canadian Journal of Forest Research 37, no. 12 (2007): 2689-2700.
"The Reliability of Tree Crown Position." Canadian Journal of Forest Research 21, no. 5 (1991): 689-701.
"Seedling Recruitment and Stand Regeneration in Spruce-Fir Forests of the Great Smoky Mountains." Bulletin of the Torrey Botanical Club 119, no. 3 (1992): 289-299.
"Size- and Age-Class Distributions of Fraser Fir Following Balsam Woolly Adelgid Infestation." Canadian Journal of Forest Research 30, no. 6 (2000): 948-957.
