M.  Rex, Patzolt, K., Schulte, K., Zizka, G., Vásquez, R., Ibisch, P. L., and Weising, K., ?AFLP analysis of genetic relationships in the genus Fosterella L.B. Smith (Pitcairnioideae, Bromeliaceae)?, Genome, vol. 50, pp. 90?105, 2007.