Astorga, J. G., & Castillo-Campos, G. (2004). Genetic variability of the narrow endemic tree Antirhea aromatica Castillo-Campos & Lorence, (Rubiaceae, Guettardeae) in a tropical forest of Mexico. Annals of Botany.
Lua i Stíl Chicago (17ú heag.)Astorga, Jorge González, agus Gonzalo Castillo-Campos. Genetic Variability of the Narrow Endemic Tree Antirhea Aromatica Castillo-Campos & Lorence, (Rubiaceae, Guettardeae) in a Tropical Forest of Mexico. Annals of Botany, 2004.
Lua MLA (9ú heag.)Astorga, Jorge González, agus Gonzalo Castillo-Campos. Genetic Variability of the Narrow Endemic Tree Antirhea Aromatica Castillo-Campos & Lorence, (Rubiaceae, Guettardeae) in a Tropical Forest of Mexico. Annals of Botany, 2004.