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Proceedings Fifth Annual Gatlinburg Acid Rain Conference In Gatlinburg Acid Rain Conference. Gatlinburg, TN: Tennessee Valley Authority, 1988.
Proceedings Fourth Annual Gatlinburg Acid Rain Conference In Gatlinburg Acid Rain Conference. Gatlinburg, TN: Tennessee Valley Authority , 1987.
Proceedings Sixth Annual Gatlinburg Acid Rain Conference In Gatlinburg Acid Rain Conference. Gatlinburg, TN: Tennessee Valley Authority, 1989.