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"Distribution of Lactarius in the High-Elevation Forests of the Southern Appalachians." Mycologia 78, no. 1 (1986): 80-85.
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.
"Growth-trend Declines of Spruce and Fir in Mid-Appalachian Subalpine Forests." Environmental and Experimental Botany 25, no. 4 (1985): 315-325.
History of Disturbance in Spruce-fir Forests of the SARRMC Intensive Study Sites -- Mt. Rogers National Recreation Area, Black Mountains, and Great Smoky Mountains. Southern Appalachian Spruce-fir Ecosystem Assessment Program, 1985.
Investigations of Balsam Woolly Aphid-Fraser Fir Interaction: Feeding Site Characteristics and Wound Response. Knoxville, TN: The University of Tennessee, 1985.
"Natural Disturbance and Gap Phase Dynamics in Southern Appalachian Spruce-Fir Forests." Canadian Journal of Forest Research 15 (1985): 233-240.
Small Mammal Survey in the Spruce-Fir Zone of Great Smoky Mountains National park In Final Research Report., 1985.
Birds of Appalachian Spruce-Fir Forests: Dynamics of Habitat-Island Communities In The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
"Comparative Study of Composition and Distribution Patterns of Subalpine Forests in the Balsam Mountains of Southwest Virginia and the Great Smoky Mountains." Bulletin of the Torrey Botanical Club 111, no. 4 (1984): 489-493.
Distribution and Status of the Northern Flying Squirrel and the Northern Water Shrew in the Southern Appalachians In The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
Late-Quaternary History of the Spruce-Fir Ecosystem in the Southern Appalachian Mountain Region In The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
Pre-Park Disturbance in the Spruce-Fir Forests of Great Smoky Mountains National Park In The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats In Research/Resources Managment Report. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
A Status Report on Bryophytes of the Southern Appalachian Spruce-Fir Forests In The Southern Appalachian Spurce-fir Ecosystem: Its Biology and Threats. Gatlinburg, Tennessee: Uplands Field Research Laboratory, 1984.
Understory Change in Spruce-Fir During the First 16-20 Years Following the Death of Fir In The Southern Appalachian Spruce-Fir Ecosystem: Its Biology and Threats. Gatlinburg, TN: Uplands Field Research Laboratory, 1984.
The Balsam Woolly Aphid and Spruce-Fir Forests: A Summary of Pertinent Information for the Great Smoky Mountains National Park Interpretation Staff and the Tremont Environmental Education Center Staff In The Uplands Field Research Laboratory Volunteer-in-Parks Interpretation of Science Project. Gatlinburg, TN: Great Smoky Mountains Natural History Association , 1983.
An Examination of the Seed Rain and Seed Bank for Evidence of Seed Exchange Between a Beech Gap and a Spruce Forest in the Great Smoky Mountains. Knoxville, TN: The University of Tennessee, 1982.
Final Contract Report for Regional Chief Scientist, Southeast Regional Office, National Park Service On Stem Morphology and Physiology of Fraser Fir in Relation to Balsam Wolly Aphid. Knoxville, TN: University of Tennessee, 1981.
"On Using Horn's Markov
Succession Model." The American Naturalist 117, no. 4 (1981): 572-574.
Fraser Fir and Balsam Wooly Aphid: Summary of Information. The Southern Appalachian Research -- Resource Management Cooperative, 1980.
Modeling Forest Dynamics of the Southern Appalachian Spruce-fir Ecosystem. Durham, NC: Duke University, 1980.
Effects of Fraser Fir Death On Population Dynamics in Southern Appalachian Boreal Ecosystem. Knoxville, TN: University of Tennessee, 1979.
"The Out-Of-Place Forest: An Ice Age Remnant in the Great Smokies." American Forests 85, no. 5 (1979): 30-33.
"Foraging Strategies, Diversity, and Seasonailty in BIrd Communities of Appalachian Spruce-Fir Forests." Ecological Monographs 48, no. 4 (1978): 397-424.
Fraser Fir in the Great Smoky Mountains National Park: Its Demise by the Balsam Woolly Aphid (Adelges Piceae Ratz.). Knoxville, TN: Department of Forestry, University of Tennessee, 1978.
