Hughes, Janet Loy. Winter Backcountry Campers in the Great Smoky Mountains National Park: Their Behavior, Use Patterns, and Characteristics In Forestry. Knoxville, TN: University of Tennessee, 1985.

Hammitt, William E., and Janet Loy Hughes. "Characteristics of Winter Backcountry Use in Great Smoky Mountains National Park." Environmental Management 8, no. 2 (1984): 161-166.