- Fares, Y., J. D. Goeschl, and P. J. H. Sharpe. 1980. Dynamics of bark beetle-fungus symbiosis I. Pine tree anatomy and fungus growth pattern. Pages 54-60 in F. M. Stephen, J. L. Searcy, and G. D. Hertel, (eds.), Modeling southern pine beetle populations. United States Department of Agriculture, Forest Service, Technical Bulletin 1630. 174 p.
- Sharpe, P. J. H., H.-i. Wu, R. G. Gates, and J. D. Goeschl. 1985. Energetics of pine defense systems to bark beetle attack. Pages 206-224 in S. J. Branham and R. C. Thatcher, Symposium proceedings: Integrated pest management research. United States Department of Agriculture, Forest Service, Southern Forest Experiment Station, New Orleans, Louisiana, General Technical Report SO-56. 383 p.