Kaylor, Steven Douglas. Population dynamics and ecophysiology of fraser fir (Abies fraseri) in the high elevation forests in the southern Appalachian mountains. Vol. Doctor of Philosophy. Knoxville, TN: University of Tennessee, 2015.

Stehn, Sarah E., Michael A. Jenkins, Christopher R. Webster, and Shibu Jose. "Regeneration responses to exogenous disturbance gradients in southern Appalachian Picea-Abies forests." Forest Ecology and Management 289 (2013): 98-105.

Moore, Patrick T., Justin R. DeRose, James N. Long, and Helga Van Miegroet. "Using Silviculture to Influence Carbon Sequestration in Southern Appalachian Spruce-Fir Forests." Forests 3, no. 2 (2012): 300-316.

Stehn, Sarah E., Christopher R. Webster, Michael A. Jenkins, and Shibu Jose. "High-elevation Ground-layer Plant Community Composition Across Environmental Gradients in Spruce-Fir Forests." Ecological Research 26, no. 6 (2011): 1089-1101.

Stehn, Sarah E., Christopher R. Webster, Janice M. Glime, and Michael A. Jenkins. "Altitudinal Gradients of Bryophyte Diversity and Community Assemblage in Southern Appalachian Spruce-Fir Forests." In Proceedings from the Conference on the Ecology and Management of High-Elevation Forests in the Central and Southern Appalachian Mountains, edited by James S. Rentch and Thomas M. Schuler, 226. Newtown, PA: U.S. Department of Agriculture, Forest Service, Northern Research, 2010.

Stehn, Sarah E., Christopher R. Webster, Janice M. Glime, and Michael A. Jenkins. "Elevational Gradients of Bryophyte Diversity, Life Forms, and Community Assemblage in the Southern Appalachian Mountains." Canadian Journal of Forest Research 40, no. 11 (2010): 2164-2174.

Potter, Kevin Mark, John Frampton, Sedley A. Josserand, and Dana C. Nelson. "Evolutionary History of Two Endemic Appalachian Conifers Revealed Using Microsatellite Markers." Conservation Genetics 11, no. 4 (2010): 1499-1513.

Stehn, Sarah E., Christopher R. Webster, Janice M. Glime, and Michael A. Jenkins. "Ground-layer Bryophyte Communities of Post-adelgid Picea-Abies Forests." Southeastern Naturalist 9, no. 3 (2010): 435-452.

Poteat, Monica, and David B. Vandermast. "On the Scarcity of Red Spruce (Picea rubens) and Fraser Fir (Abies fraseri) iSn the Beech Gaps of Great Smoky Mountains National Park." Journal of the North Carolina Academy of Science 126, no. 3 (2010): 98-104.

Stehn, Sarah E.. Influence of Exogenous Distribution of Bryophyte Community Assemblage and Tree Regeneration Dynamics in Southern Appalachian SPruce-Fir Forests. Michigan: Michigan Technological University, 2009.

Baird, Richard E., Sandra Woolfolk, and Clarence E. Watson. "Microfungi of Forest Litter From Healthy American Beech, Fraser Fir, and Eastern Hemlock Stands in Great Smoky Mountains National Park." Southeastern Naturalist 8, no. 4 (2009): 609-630.

Scarborough, Angela R., Harold W. Keller, and Joseph S. Ely. "Species Assemblages of Tree Canopy Myxomycetes Related to Bark pH." Castanea 74, no. 2 (2009): 93-104.

Webster, Christopher R.. Are Threatened High-Elevation Spruce-Fir Forests Impacted by Aluminum Toxicity and Calcium Loss?. Houghton, MI: Michigan Technological University, 2008.

Rose, Anita Kristine, and Niki Stephanie Nicholas. "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.

Moore, Patrick T., Helga Van Miegroet, and Niki Stephanie Nicholas. "Examination of Forest Recovery Scenarios in a Southern Appalachian Picea ? Abies Forest." Forestry  81, no. 2 (2008): 183-194.

Potter, Kevin Mark, John Frampton, Sedley A. Josserand, and Dana C. Nelson. "Genetic Variation and Population Structure in Fraser fir (Abies fraseri): A Microsatellite Assessment of Young Trees." Canadian Journal of Forest Research 38, no. 8 (2008): 2128-2137.

Van Miegroet, Helga, Patrick T. Moore, C. E. Tewksbury, and Niki Stephanie Nicholas. "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.

Hayes, Matthew D., Aaron Moody, Peter S. White, and Jennifer L. Costanza. "The Influence of Logging and Topography on the Distribution of Spruce-Fir Forests Near Their Southern Limits in Great Smoky Mountains National Park, USA." Plant Ecology 189, no. 1 (2007): 59-70.

Baird, Richard E., Clarence E. Waston, and Sandra Woolfolk. "Microfungi from Bark of Healthy and Damaged American Beech, Fraser Fir, and Eastern Hemlock Trees During an All Taxa Biodiversity Inventory in Forests of the Great Smoky Mountains National Park." Southeastern Naturalist 6, no. 1 (2007): 67-82.

Moore, Patrick T., Helga Van Miegroet, and Niki Stephanie Nicholas. "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.

Tewksbury, C. E., and Helga Van Miegroet. "Soil Organic Carbon Dynamics along a Climatic Gradient in a Southern Appalachian Spruce-fir Forest." Canadian Journal of Forest Research 37, no. 7 (2007): 1161-1172.

Blozan, William F., and Jess D. Riddle. The Tsuga Search Project: Documenting and Preserving Superlative Eastern Hemlock. Eastern Native Tree Society, 2007.

Potter, Kevin Mark. Evolutionary History and Genetic Conservation of Fraser Fir (Abies fraseri [Pursh] Poir.). Raleigh, NC: North Carolina State University, 2006.

Garten, Charles T.. "Relationships Among Forest Soil C Isotopic Composition, Partitioning, and Turnover Times." Canadian Journal of Forest Research 36, no. 9 (2006): 2157-2167.

Johnson, Daniel M., and William K. Smith. "Refugial Forests of the Southern Appalachians: Photosynthesis and Survival in Current-Year Abies fraseri Seedlings." Tree Physiology 25, no. 11 (2005): 1379-1387.

Mancusi, Michael R., and Niki Stephanie Nicholas. 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.

Creed, Irena F., D. L. Morrison, and Niki Stephanie Nicholas. "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.

Busing, Richard T.. "Red Spruce Dynamics in an Old Southern Appalachian Forest." Journal of the Torrey Botanical Society 131, no. 4 (2004): 337-342.

Jenkins, Michael A.. "Impact of the Balsam Woolly Adelgid (Adelges piceae Ratz.) on an Abies fraseri (Pursh) Poir. Dominated Stand near the Summit of Mount LeConte, Tennessee." Castanea 68, no. 2 (2003): 109-118.

Hayes, Matthew D.. GIS Modeling of Spruce/Fir Distribution and its Lower Boundary in the Great Smoky Mountains National Park, Edited by Aaron Moody. Chapel Hill, NC: University of North Carolina, 2002.

Wilkinson, Todd. "Losing the Forest and the Trees." National Parks 76, no. 11-12 (2002): 18-22.

Barker, M., Helga Van Miegroet, Niki Stephanie Nicholas, and Irena F. Creed. "Variation in Overstory Nitrogen Uptake in a Small, High-Elevation Southern Appalachian Spruce-Fir Watershed." Canadian Journal of Forest Research 32, no. 10 (2002): 1741-1752.

Allen, Thomas R., and John A. Kupfer. "Spectral Response and Spatial Pattern of Fraser fir Mortality and Regeneration, Great Smoky Mountains, USA." Plant Ecology 156, no. 1 (2001): 59-74.

Van Miegroet, Helga, Irena F. Creed, Niki Stephanie Nicholas, D. G. Tarboton, K. L. Webster, J. Shubzda, B. Robinson, James L. Smoot, Dale W. Johnson, Steven E. Lindberg et al. "Is There Synchronicity in Nitrogen Input and Output Fluxes at the Noland Divide Watershed, a Small N-Saturated Forested Catchment in the Great Smoky Mountains National Park." The Scientific World Journal 1 (2001): 480-492.

Allen, Thomas R., and John A. Kupfer. "Application of Spherical Statistics to Change Vector Analysis of Landsat Data: Southern Appalachian                        Spruce-Fir Forests." Remote Sensing of Environment 74, no. 3 (2000): 482-493.

Garten, Charles T.. "Nitrogen Saturation and Soil N Availability in a High-Elevation Spruce and Fir Forest." Water Air and Soil Pollution 120, no. 3-4 (2000): 295-313.

Smith, George F., and Niki Stephanie Nicholas. "Size- and Age-Class Distributions of Fraser Fir Following Balsam Woolly Adelgid Infestation." Canadian Journal of Forest Research 30, no. 6 (2000): 948-957.

Smith, George F., and Niki Stephanie Nicholas. "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.

Rabenold, Kerry N., Peter T. Fauth, Bradley W. Goodner, Jennifer A. Sadowski, and Patricia G. Parker. "Response of Avian Communities to Distrubance by an Exotic Insect in Spruce-Fir Forests of the Southern Appalachains." Conservation Biology 12, no. 1 (1998): 177-189.

Choberka, Erica Renee Grimm. A Study of Epixylic Bryophyte Ecology on Frasser Fir Logs in the Great Smoky Mountains National Park. Knoxville, Tennessee: University of Tennesse, 1998.

Smith, George Francis. Southern Appalachian Fir and Fir-Spruce Forest Community Changes Following Balsam Woolly Adelgid Infestation In Ecology and Evolutionary Biology. Vol. Master of Science. Knoxville: University of Tennessee, 1997.

Busing, Richard T.. "Estimation of Tree Replacement Patterns in an Appalachian Picea-Abies Forest." Journal of Vegetation Science 7, no. 5 (1996): 685-694.

Pauley, Eric F., Stephen C. Nodvin, Niki Stephanie Nicholas, Anita Kristine Rose, and Thomas Bryan Coffey. "Vegetation, Biomass, and Nitrogen Pools in a Spruce-Fir Forest of the Great Smoky Mountains National Park." Bulletin of the Torrey Botanical Club 123, no. 4 (1996): 318-329.

Nodvin, Stephen C., Helga Van Miegroet, Steven E. Lindberg, Niki Stephanie Nicholas, and Dale W. Johnson. "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.

Smith, George F., and Niki Stephanie Nicholas. Regeneration of Fraser Fir After Thirty Years of Balsam Woolly Adelgid Infestation. Great Smoky Mountains National Park, 1995.

Busing, Richard T., and Eric F. Pauley. "Mortality Trends in a Southern Appalachian Red Spruce Population." Forest Ecology and Management 64, no. 1 (1994): 41-45.

Wheeler, Q. D., and J. V. McHugh. "A New Southern Appalachian Species, Dasycerus bicolor (Coleoptera: Staphylinidae: Dasycerinae) from Declining Endemic Fir Forests." The Coleopterists Bulletin 48, no. 3 (1994): 265-271.

Hughes, David Norman. Arthropods Associated with Leaf Litter of Fraser fir in the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 1993.

Busing, Richard T., Peter S. White, and Mark D. Mackenzie. "Gradient Analysis of Old Spruce                        ? Fir Forests of the Great Smoky Mountains circa 1935." Canadian Journal of                        Botany 71, no. 7 (1993): 951-958.

Lindberg, Steven E., and J. G. Owens. "Throughfall Studies of Deposition to Forest Edges and Gaps in Montane Ecosystems." Biogeochemistry 19, no. 3 (1993): 173-194.

Fernandez, Ivan J.. "Characterization of Eastern U.S. Spruce-Fir Soils." In Ecology and Decline of Red Spruce in the Eastern United States, 40-63. Vol. 96. New York, NY: Springer-Verlag, 1992.

Nicholas, Niki Stephanie, Shephard M. Zedaker, and Christopher C. Eagar. "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.

Nicholas, Niki Stephanie, Shephard M. Zedaker, Christopher C. Eagar, and F. T. Bonner. "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.

White, Peter S., and Charles V. Cogbill. "Spruce-fir Forests of Eastern North America." In Ecology and Decline of Red Spruce in the Eastern United States, 3-39. Vol. 96. New York, NY: Springer-Verlag, 1992.

Alsop, Fred J.. "Changes in the Spruce-fir Avifauna of Mt. Guyot, Tennessee, 1967-1985." Journal of the Tennessee Academy of Science 66, no. 4 (1991): 207-209.

Cogbill, Charles V., and Peter S. White. "The Latitude-Elevation Relationship for Spruce-Fir Forest and Treeline along the Appalachian Mountain Chain." Vegetatio 94, no. 2 (1991): 153-175.

Stam, Alan Christie, Samuel B. McLaughlin, and J. F. McCormick. Effects of Acidic Precipitation on the Soil Chemistry and Bioavailability of Aluminum, Manganese, and Copper. Oak Ridge, TN: Oak Ridge National Laboratory, 1990.

Nicholas, Niki Stephanie, and Shephard M. Zedaker. 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.

Pauley, Eric F., and Edward E. C. Clebsch. "Patterns of Abies fraseri Regeneration in a Great Smoky Mountains Spruce-Fir Forest." Bulletin of the Torrey Botanical Club 117, no. 4 (1990): 375-381.

Joslin, J. D., Mark H. Wolfe, W. P. Robarge, and P. A. Smithson. The Relationship Between Stand Age and Soil Nitrate Levels in High Elevation Red Spruce In First Annual Southern Appalachian Man and the Biosphere Conference. Gatlinburg, TN: Tennessee Valley Authority, 1990.

Busing, Richard T., and Xinyuan Wu. "Size-specific Mortality, Growth, and Structure of a Great Smoky Mountains Red Spruce Population." Canadian Journal of Forest Research 20, no. 2 (1990): 206-210.

Pauley, Eric F.. Does Rubus Canadensis Interfere with The Growth of Fraser Fir Seedlings?. Knoxville, TN: The University of Tennessee, 1989.

Pauley, Eric F.. "Regeneration Patterns of Fraser Fir on Mt. Collins, Great Smoky Mountains National Park." In Abstracts of the Fifteenth Annual Scientific Research Meeting, The Uplands Area of the Southeast Region National Park Service; Great Smoky Mountains National Park, May 25-26, 1989, edited by James D. Wood, 6. Atlanta, GA: U.S. Department of the Interior, National Park Service, 1989.

Bruck, R. I.. "Survey of Diseases and Insects of Fraser Fir and Red Spruce in the Southern Appalachian Mountains." European Journal of Forest Pathology 19, no. 7 (1989): 389-398.

Zedaker, Shephard M., and Niki Stephanie Nicholas. 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.

Witter, John A.. "Balsam Woolly Adelgid and Spruce-Fir Interactions in the Southern Appalachian Mountains." Proceedings for the 1988 Society of American Foresters National Convention 1988 (1988): 92-96.

Busing, Richard T., and Edward E. C. Clebsch. "Fraser Fir Mortality and the Dynamics of a Great Smoky Mountains Fir-Spruce Stand." Castanea 53, no. 3 (1988): 177-182.

McLaughlin, Samuel B., Christian P. Andersen, Paul J. Hanson, R. J. Norby, N. T. Edwards, and R. R. Tardiff. Interactive Effects of Natural and Anthropogenic Factors on Growth and Physiology of Southern Red Spruce In US/FRG Research Symposium: Effects of Atmospheric Pollutants on the Spruce-Fir Forests of the Eastern United States and the Federal Republic of Germany: October 19-23, 1987, Edited by Gerard Hertel. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1988.

Schafale, Michael P., and Charlotte Pyle. "Land Use History of Three Spruce-Fir Forest Sites in Southern Appalachia." Journal of Forest History 32, no. 1 (1988): 4-21.

Zedaker, Shephard M., Niki Stephanie Nicholas, Christopher C. Eagar, Peter S. White, and Thomas E. Burk. Stand Characteristics Associated with Potential Decline of Spruce-Fir Forests in the Southern Appalachians In Proceedings of the US/FRG Research Symposium: Effects of Atmospheric Pollutants on the Spruce-Fir Forests of the Eastern United States and the Federal Republic of Germany. Burlington, VT: U.S.D.A. Forest Service, 1988.

Busing, Richard T., and Edward E. C. Clebsch. "Application of a Spruce-Fir Forest Canopy Gap Model." Forest Ecology and Management 20 (1987): 151-169.

Eagar, Christopher C.. Forest Damage on Clingman's Dome Great Smoky Mountains National Park and Summary of Current Research. Great Smoky Mountains National Park, Science Division, 1987.

McLaughlin, Samuel B., Christian P. Andersen, Paul J. Hanson, R. J. Norby, N. T. Edwards, and R. R. Tardiff. Interactive Effects of Natural and Anthropogenic Factors on Growth and Physiology of Southern Red Spruce. Environmental Sciences Division, Oak Ridge National Labratory and Phyton Technologies, Oak Ridge, Tenn., 1987.

Callaway, Ragan Morrison, Edward E. C. Clebsch, and Peter S. White. "A Multivariate Analysis of Forest Communities in the Western Great Smoky Mountains National Park." American Midland Naturalist 118, no. 1 (1987): 107-120.

Alsop, Fred J., and Thomas F. Laughlin. "Censuses of a Breeding Bird Population in a Virgin Spruce-Fir Forest on Mt. Guyot, Great Smoky Mountains National Park, Before and After Balsam Wooly Aphid Infestation." In Twelfth Annual Scientific Research Meeting, Great Smoky Mountains National Park. Johnson City, Tennessee: National Park Service, Southeast Regional Office, 1986.

Bills, Gerald F.. "Distribution of Lactarius in the High-Elevation Forests of the Southern Appalachians." Mycologia 78, no. 1 (1986): 80-85.

Nicholas, Niki Stephanie, and Peter S. White. 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.

Adams, Harold S., Steven L. Stephenson, T. J. Blasing, and D. N. Duvick. "Growth-trend Declines of Spruce and Fir in Mid-Appalachian Subalpine Forests." Environmental and Experimental Botany 25, no. 4 (1985): 315-325.

Pyle, Charlotte, and Michael P. Schafale. 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.

Eagar, Christopher C.. Investigations of Balsam Woolly Aphid-Fraser Fir Interaction:  Feeding Site Characteristics and Wound Response. Knoxville, TN: The University of Tennessee, 1985.

White, Peter S., Mark D. Mackenzie, and Richard T. Busing. "Natural Disturbance and Gap Phase Dynamics in Southern Appalachian Spruce-Fir Forests." Canadian Journal of Forest Research 15 (1985): 233-240.

Smith, Tommy R., and Josiane M. Mouzon. Small Mammal Survey in the Spruce-Fir Zone of Great Smoky Mountains National park In Final Research Report., 1985.

Rabenold, Kerry N.. 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.

Rheinhardt, Richard D.. "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.

Linzey, Donald W.. 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.

Delcourt, Hazel R., and Paul A. Delcourt. 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.

Pyle, Charlotte. 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.

White, Peter S.. The Southern Appalachian                        Spruce-Fir Ecosystem: Its Biology and Threats In Research/Resources Managment                        Report. Gatlinburg, TN: Uplands Field Research                    Laboratory, 1984.

Smith, David K.. 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.

DeSelm, H. R., and R. R. Boner. 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.

Uplands Field Research Laboratory. 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.

Pavlovic, Noel Bruce. 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.

Hay, Ronald L., and Christopher C. Eagar. 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.

Culver, David C.. "On Using Horn's Markov                        Succession Model." The American Naturalist 117, no. 4 (1981): 572-574.

Johnson, Kristine D.. Fraser Fir and Balsam Wooly Aphid: Summary of Information. The Southern Appalachian Research -- Resource Management Cooperative, 1980.

Maguire, Lynn A., Hising-Yi Chang, and Huang Ce. Modeling Forest Dynamics of the Southern Appalachian Spruce-fir Ecosystem. Durham, NC: Duke University, 1980.

Boner, R. R.. Effects of Fraser Fir Death On Population Dynamics in Southern Appalachian Boreal Ecosystem. Knoxville, TN: University of Tennessee, 1979.

Charton, Pete. "The Out-Of-Place Forest: An Ice Age Remnant in the Great Smokies." American Forests 85, no. 5 (1979): 30-33.

Rabenold, Kerry N.. "Foraging Strategies, Diversity, and Seasonailty in BIrd Communities of Appalachian Spruce-Fir Forests." Ecological Monographs 48, no. 4 (1978): 397-424.

Hay, Ronald L., Christopher C. Eagar, and Kristine D. Johnson. 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.

Johnson, Kristine D.. Balsam Woolly Aphid Infestation of Fraser Fir in the Great Smoky Mountains. Knoxville, TN: University of Tennessee, 1977.

Ramseur, George S.. Secondary Succession in the Spruce-Fir Forest of the Great Smoky Mountains National Park In Management Report. Atlanta, GA: National Park Service, Southeast Regional Office, 1976.

Hay, Ronald L., Christopher C. Eagar, and Kristine D. Johnson. Status of the Balsam Woolly Aphid in the Great Smoky Mountains National Park --- 1976 In Management Report. Gatlinburg, TN: Uplands Field Research Laboratory, 1976.

S. Schwarzkopf, Kent. Comparative Vegetation Analysis of Five Spruce-Fir Areas in the Southern Appalachians In Independent Research. Greenville, SC: Furman University, 1974.

Thor, Eyvind, and Paul E. Barnett. "Taxonomy of Abies in the Southern Appalachians: Variation in Balsam Monoterpenes and Wood Properties." Forest Science 20, no. 1 (1974): 32-40.

Ward, J. D., E. T. Wilson, and W. E. McDowell. Status of the Balsam Woolly Aphid Adelges piceae (Ratz.) in the Southern Appalachians-1972. Asheville, NC: U.S. Forest Service, 1973.

Amman, Gene D.. "Annotated List of Insects Infesting Bark and Wood of Fraser Fir." Journal of Economic Entomology 62, no. 1 (1969): 249-250.

Robinson, John F., and Eyvind Thor. "Natural Variation in Abies of the Southern Appalachians." Forest Science 15, no. 3 (1969): 238-245.

Robinson, John F.. Natural Variation in Abies of the Southern Appalachians In Forestry. Vol. Master of Science. Knoxville, TN: University of Tennessee, 1968.

Mellinger, Marie B.. "Path Through the Mist Forest." National Parks 40, no. 224 (1966): 21-22.

Amman, Gene D., and Charles F. Speers. "Balsam Woolly Aphid in the Southern Appalachian." Journal of Forestry 77, no. 5 (1965): 1154-1158.

Ciesla, W. M., H. L. Lambert, and R. T. Franklin. Forest Insect and Disease Detection Survey of the Great Smoky Mountains National Park and the Cherokee Indian Reservation North Carolina and Tennessee. Asheville, NC: U. S. Forest Service, 1965.

Great Smoky Mountains National Park. Spruce-Fir: Self-Guiding Nature Trail. Great Smoky Mountains Natural History Association, 1965.

Great Smoky Mountains National Park. Spruce-Fir: Self-Guiding Nature Trail. Great Smoky Mountains Natural History Association, 1965.

Norris, Daniel Howard. Bryoecology of the Appalachian Spruce-Fir Zone. Knoxville, TN: University of Tennessee, 1964.

Great Smoky Mountains National Park. The Spruce-Fir Nature Trail. Great Smoky Mountains Natural History Association, 1963.

Whittaker, Robert Harding. "Net Production Relations of Shrubs in the Great Smoky Mountains." Ecology 43, no. 3 (1962): 357-377.

Schofield, W. B.. The Ecotone Between Spruce-Fir and Deciduous Forests in the Great Smoky Mountains. Durham, NC: Duke University, 1960.

Ramseur, George S.. "Geographical Affinities of the Southern Appalachian High Mountain Flora." The ASB Bulletin 7, no. 2 (1960): 37.

Crandall, Dorothy Louise. "Ground Vegetation Patterns of the Spruce-Fir Area of the Great Smoky Mountains National Park." Virginia Journal of Science 11 (1960): 9-18.

Crandall, Dorothy Louise. "Ground Vegetation Patterns of the Spruce-Fir Area of the Great Smoky Mountains National Park." Ecological Monographs 28, no. 4 (1958): 338-360.

Crandall, Dorothy Louise. Ground Vegetation Patterns of the Spruce-Fir Area of the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 1957.

Shanks, Royal E.. "Plotless Sampling Trails in Appalachian Forest Types." Ecology 35, no. 2 (1954): 237-244.

Cooley, Everette H.. A Study of Plant Distribution Patterns at a Mid-Altitude Location in the Great Smoky Mountains National Park. Knoxville, TN: The University of Tennessee, 1954.

Handley, Charles O.. "A New Flying Squirrel from the Southern Appalachian Mountains." Proceedings of the Biological Society of Washington 66 (1953): 191-194.

Pfitzer, Donald W.. Recent Collections of Mammals From Great Smoky Mountains National Park. Johnson City, TN: Tennessee Academy of Science, 1951.

Herkel, E. P.. Reconnaissance Survey of Pineus Pinifoliae on White Pine in Western North Carolina and Eastern Tennessee. Asheville, NC: United States Department of Agriculture, Agricultural Research Administration, 1951.

Cain, Stanley A.. "Size-Frequency Characteristics of Abies Fraseri Pollen as Influenced by Different Methods of Preparation." American Midland Naturalist 31, no. 1 (1944): 232-236.

Peattie, Roderick. The Great Smokies and the Blue Ridge: The Story of the Southern Appalachians. New York: The Vanguard Press, 1943.

Cain, Stanley A.. Tertiary Elements of the Cove Hardwoods Forest of the Great Smoky Mountains National Park In Symposium on Biology of the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, Department of Botany, 1938.

Cain, Stanley A.. "Ecological Studies of the  Vegetation of the Great Smoky Mountains: II. The Quadrant Method Applied to Sampling Spruce and Fir Forest Types." The American Midland Naturalist 16, no. 4 (1935): 566-584.