Pigg, K. B., and S. M. Ickert-Bond. “Honoring Dr. Donald J. Pinkava (1933–2017) Director of the Vascular Plant Herbarium, School of Life Sciences, Arizona State University 1964–2000”. Journal of the Botanical Research Institute of Texas, vol. 16, no. 1, July 2022, pp. 261-7, doi:10.17348/jbrit.v16.i1.1231.