Soligo, C.; Müller, A.E. (1999). "Nails and claws in primate evolution". Journal of Human Evolution. 36 (1): 97–114. doi:10.1006/jhev.1998.0263. PMID9924135.
Rosenberger, Alfred L. (16 October 2010). "The Skull of Tarsius: Functional Morphology, Eyeballs, and the Nonpursuit Predatory Lifestyle". International Journal of Primatology. 31 (6): 1032–1054. doi:10.1007/s10764-010-9447-x. S2CID3905636.
Soligo, C.; Müller, A.E. (1999). "Nails and claws in primate evolution". Journal of Human Evolution. 36 (1): 97–114. doi:10.1006/jhev.1998.0263. PMID9924135.
Rosenberger, Alfred L. (16 October 2010). "The Skull of Tarsius: Functional Morphology, Eyeballs, and the Nonpursuit Predatory Lifestyle". International Journal of Primatology. 31 (6): 1032–1054. doi:10.1007/s10764-010-9447-x. S2CID3905636.