@article {3334,
	title = {The Influence of Logging and Topography on the Distribution of Spruce-Fir Forests Near Their Southern Limits in Great Smoky Mountains National Park, USA},
	journal = {Plant Ecology},
	volume = {189},
	year = {2007},
	note = {Maps},
	month = {March},
	pages = {59-70},
	keywords = {Conservation, Fraser fir, Logging, Red spruce, Topography},
	url = {http://link.springer.com/article/10.1007/s11258-006-9166-8?null},
	author = {Hayes, Matthew D and Moody, Aaron and White, Peter S and Costanza, Jennifer L}
}
@mastersthesis {4057,
	title = {GIS Modeling of Spruce/Fir Distribution and its Lower Boundary in the Great Smoky Mountains National Park},
	year = {2002},
	note = {Illustrations, Maps},
	school = {University of North Carolina},
	type = {Master of Art},
	address = {Chapel Hill, NC},
	keywords = {Fraser fir, Geographic information systems, Geography, Logging, Red spruce, Trees -- Classification and description},
	author = {Hayes, Matthew D},
	editor = {Moody, Aaron}
}
