@article {3663,
	title = {A Comparison of Virgin Spruce-Fir Forest in the Northern and Southern Appalachian System},
	journal = {Ecology},
	volume = {32},
	year = {1951},
	month = {January},
	pages = {84-103},
	keywords = {Ecosystem, Flora -- Classification and description, Trees -- Classification and description, Trees -- Growth},
	author = {Oosting, H. J and Billings, W. D}
}
