Morris, Ashley B., Randall L. Small, and Mitchell B. Cruzan. "Variation in Frequency of Clonal Reproduction in Fagus grandifolia in the Great Smoky Mountains." Castanea 69, no. 1 (2004): 38-51.

Morris, Ashley B., Randall L. Small, and Mitchell B. Cruzan. "Investigating the Relationship between Cryptococcus fagisuga and Fagus grandifolia in Great Smoky Mountains                        National Park." Southeastern Naturalist 1, no. 4 (2002): 415-424.

Morris, Ashley B., Randall L. Small, and Mitchell B. Cruzan. Variation in Frequency of Clonal Reproduction in Fagus grandifolia in the Great Smoky Mountains., 2001.