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1979
Wiersma, G.B., K.W. Brown, R. Herrman, C. Taylor, and J. Pope. Great Smoky Mountains Preliminary Study for Biosphere Reserve Pollutant Monitoring. Las Vegas, Nev. : Environmental Monitoring Systems Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Springfield, Va. : National Technical Information Service distributor , 1979.
1989
Peine, John D., William P. Gregg, Jr., Stanley L. Krugman, and James D. Woods, Jr.. "The Southern Appalachian Man and Biosphere Cooperative Program." In Proceedings of the Symposium on Biosphere Reserves, Fourth World Wilderness Congress Worldwide Conservation, 142-152. YMCA at the Rockies, Estes Park, Colorado: U.S. Department of the Interior, National Park Service, 1989.