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The Cave Associated Amphibians of Great Smoky Mountains National Park: Review and Monitoring." The Journal of the Elisha Mitchell Scientific Society 117, no. 3 (2001): 139-149.
"Inventorying and Monitoring the Amphibians of Great Smoky Mountains National Park In 2001 Progress Report. Florida Caribbean Science Center: U.S. Geological Survey, 2002.
Inventorying and Monitoring the Amphibians of Great Smoky Mountains National Park: Progress Report. U.S. Geological Survey, Florida Caribbean Science Center, 1998.
The Cave Associated Amphibians of Great Smoky Mountains National Park. Vol. 2014. U. S. Department of the Interior.