Chilquillo, E.; Albán, J.; Arakaki, M.; Simoes, A. O.; Maldonado, C.; Romero, P.; Ramírez, J. L.; Cruz, I.; Arieta, L.; Torres, J. C. Advances in the phylogenetic study of the tribe Cinchoneae (Rubiaceae) with emphasis on the genus Cinchona and Ladenbergia. Bonplandia 2023, 32, 6.