Buckner, Edward R., and Weaver H. McCracken. "Yellow-Poplar: A Component of Climax Forests?" Journal of Forestry 76, no. 7 (1978): 421-423.

Buckner, Edward R., and Weaver H. McCracken. Forest Cover and Stand Volume Estimates Prior to and Following Disturbance in the Great Smoky Mountains National Park. University of Tennessee, Institute of Agriculture, 1974.