Leigh, S. R.; Shea, B. T. (1995). "Ontogeny and the evolution of adult body size dimorphism in apes". American Journal of Primatology. 36 (1): 37–60. doi:10.1002/ajp.1350360104. PMID31924084. S2CID85136825.
Leigh, S. R.; Shea, B. T. (1995). "Ontogeny and the evolution of adult body size dimorphism in apes". American Journal of Primatology. 36 (1): 37–60. doi:10.1002/ajp.1350360104. PMID31924084. S2CID85136825.
Leigh, S. R.; Shea, B. T. (1995). "Ontogeny and the evolution of adult body size dimorphism in apes". American Journal of Primatology. 36 (1): 37–60. doi:10.1002/ajp.1350360104. PMID31924084. S2CID85136825.
Masi, Shelly; Cipolletta, Chloé; Robbins, Martha M. (February 2009). "Western lowland gorillas (Gorilla gorilla gorilla) change their activity patterns in response to frugivory". American Journal of Primatology. 71 (2): 91–100. doi:10.1002/ajp.20629. PMID19021124. S2CID4507112.
Caldecott, J., Miles, L., eds (2005) World Atlas of Great Apes and their Conservation. Prepared at the UNEP World Conservation Monitoring Centre. University of California Press, Berkeley, U.S.