Sedio, Brian E., Ryan J. Williams, Dana M. Price, Christopher F. Best, Alberto Contreras-Arquieta, James R. Manhart, y Alan E. Pepper. «Diversity across the Border: Genetic Study of a Highly Disjunct Occurrence of the U.S. Federally-Endangered Plant Species Physaria Thamnophila, Brassicaceae (Zapata Bladderpod) Discovered in Mexico». Journal of the Botanical Research Institute of Texas 17, no. 2 (noviembre 15, 2023): 413–426. Accedido mayo 17, 2024. https://journals.brit.org/jbrit/article/view/1320.