@proceedings {5549,
	title = {Proceedings Fourth Annual Gatlinburg Acid Rain Conference},
	journal = {Gatlinburg Acid Rain Conference},
	year = {1987},
	month = {October},
	publisher = {Tennessee Valley Authority },
	address = {Gatlinburg, TN},
	keywords = {Acid rain, Air pollution, Forests, Ozone, Red spruce, Soils, Spruce-Fir forests},
	author = {Olem, Harvey and Tennessee Valley Authority}
}
@proceedings {5532,
	title = {Proceedings Third Annual Acid Rain Conference for the Southern Appalachians},
	journal = {Acid Rain Conference for the Southern Appalachians},
	volume = {3},
	year = {1986},
	month = {December},
	publisher = {Tennessee Valley Authority},
	address = {Gatlinburg, TN},
	keywords = {Acid rain, Forests, Geology, Ozone, Soil acidity, Spruce-Fir forests, Trees -- Growth decline, Water pollution},
	author = {Olem, Harvey and Tennessee Valley Authority}
}
@proceedings {5531,
	title = {Proceedings Second Annual Acid Rain Conference for the Southern Appalachians},
	journal = {Acid Rain Conference for the Southern Appalachians},
	volume = {2},
	year = {1985},
	month = {November},
	publisher = {Tennessee Valley Authority},
	address = {Gatlinburg, TN},
	keywords = {Acid rain, Air particles -- Deposition, Fishes, Spruce-Fir forests, Trees -- Growth decline, Vegetation monitoring, Water quality},
	author = {Olem, Harvey and Tennessee Valley Authority}
}
