@article {3073,
	title = {Two Decades of Change in a Great Smoky Mountains Spruce-Fir Forest},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {115},
	year = {1988},
	month = {January-March},
	pages = {25-31},
	keywords = {Forest canopy, Spruce-Fir forests, Trees -- Diseases and pests, Woolly adelgids},
	author = {Busing, Richard T and Clebsch, Edward E. C and Eagar, Christopher C and Pauley, Eric F}
}
