@article {3161,
	title = {Spatial and Temporal Patterns of Tree Encroachment Into a Southern Appalachian Grass/Heath Bald Using Tree Rings},
	journal = {Natural Areas Journal},
	volume = {29},
	year = {2009},
	month = {October},
	pages = {367-375},
	keywords = {Grassy balds, Heath balds, Trees},
	author = {Crawford, Christopher
                            J and Kennedy, Lisa M}
}
