«Effects of aqueous crude extract of Echeveria gibbiflora on mouse sperm function». Systems Biology in Reproductive Medicine. 62. PMID27463087. doi:10.1080/19396368.2016.1203044
«Reproductive biology, pollen and seed dispersal, and neighborhood size in the hummingbird-pollinated Echeveria gibbiflora (Crassulaceae)». American Journal of Botany. 80. doi:10.1002/j.1537-2197.1993.tb13783.x
«Effects of aqueous crude extract of Echeveria gibbiflora on mouse sperm function». Systems Biology in Reproductive Medicine. 62. PMID27463087. doi:10.1080/19396368.2016.1203044