Hastings, Bruce Charles, Michael R. Pelton, Pamela A. Petko-Seus, and Francis J. Singer. Use of Backcountry Visitor Areas by Problem Bears in Great Smoky Mountains National Park In Conference on Science in the National Parks. WR 209 ed. Vol. 2. George Wright Society, 1987.

Petko-Seus, Pamela A., Bruce Charles Hastings, William E. Hammitt, and Michael R. Pelton. "Public Attitudes toward Collars and Ear Markers on Wildlife." Wildlife Society Bulletin 13, no. 3 (1985): 283-286.

Hastings, Bruce Charles. Ecology and Behavior of Problem                        Bears in the Backcountry of the Great Smoky Mountains National Park In Final Report to the National                        Park Service. Knoxville, TN: University of Tennessee, 1983.