Cawthon, D. L., and N. A. Pyle. “Plant Growth Regulators to Retard Growth of Bermudagrass and Dallisgrass in the Landscape”. Texas Journal of Agriculture and Natural Resources, vol. 9, Oct. 2016, pp. 17-22, https://txjanr.agintexas.org/index.php/txjanr/article/view/239.