@article {3765,
	title = {Treefalls Revisited: Gap Dynamics in the Southern Appalachians},
	journal = {Ecology},
	volume = {68},
	year = {1987},
	month = {April},
	pages = {417-424},
	keywords = {Ecosystem, Flora, Forest canopy, Forests, Forests -- Old growth},
	author = {Runkle, James Reade and Yetter, Todd C}
}
@article {6342,
	title = {Height Growth Rates of Canopy Tree Species in Southern Appalachian Gaps},
	journal = {Castanea},
	volume = {51},
	year = {1986},
	month = {September},
	pages = {157-167},
	keywords = {Forest canopy, Trees -- Growth},
	author = {Yetter, Todd C and Runkle, James Reade}
}
