Double, M. L., William L. MacDonald, and G. M. Taylor. Evaluation of Cryphonetria Parasitica Isolates Collected from the Great Smoky Mountains National Park In Acta Horticulturae. Vol. 1019. International Society for Horticultural Science, 2014.

McCann, David P., and William L. MacDonald. "Preliminary Report of Ecological Factors Influencing Incidence and Severity of Beech Bark Disease in the Appalachian Region." In Proceedings, 18th Central Hardwood Forest Conference; 2012 March 26-28; Morgantown, WV, 169-181. U.S. Department of Agriculture, Forest Service, 2013.