@article {3066,
	title = {A Half Century of Change in a Great Smoky Mountains Cove Forest},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {116},
	year = {1989},
	month = {July-September},
	pages = {283-288},
	keywords = {Air quality, Forests, Hemlocks, Vegetation monitoring},
	author = {Busing, Richard T}
}
