Brullo, S.; Brullo, C.; Cambria, S.; Acar, Z.; Salmeri, C.; Galdo, G. G. D. (2018). Taxonomic and phylogenetic investigations on Psoralea acaulis (Psoraleeae: Fabaceae) with the description of a new genus Kartalinia. Annals of the Missouri Botanical Garden. 103(4): 604-627.