Disotell, T. R.; Noviello, C. M.; Raaum, R. L.; Sterner, K. N.; Stewart, C. (2005). "Catarrhine primate divergence dates estimated from complete mitochondrial genomes: concordance with fossil and nuclear DNA evidence". J. Hum. Evol. 48 (48): 237–257. doi:10.1016/j.jhevol.2004.11.007. PMID15737392.
Steiper, M. E.; Sukarna, T. Y.; Young, N. M. (2004.). "Genomic data support the hominoid slowdown and an Early Oligocene estimate for the hominoid–cercopithecoid divergence". PNAS. 101: 17021–17026. doi:10.1073/pnas.0407270101. {{cite journal}}: Check date values in: |year= (help)
Disotell, T. R.; Noviello, C. M.; Raaum, R. L.; Sterner, K. N.; Stewart, C. (2005). "Catarrhine primate divergence dates estimated from complete mitochondrial genomes: concordance with fossil and nuclear DNA evidence". J. Hum. Evol. 48 (48): 237–257. doi:10.1016/j.jhevol.2004.11.007. PMID15737392.