Schenkel, R. (1966). "On sociology and behaviour in impala (Aepyceros melampus) Lichtenstein". African Journal of Ecology. 4 (1): 99–114. doi:10.1111/j.1365-2028.1966.tb00887.x.
Estes, R.D. (2004). The Behavior Guide to African Mammals: Including Hoofed Mammals, Carnivores, Primates (ed.4th). Berkeley, US: University of California Press. m/s.158–66. ISBN978-0-520-08085-0. OCLC19554262.
Skinner, J.D.; Chimimba, C.T. (2005). The Mammals of the Southern African Subregion (ed.3rd). Cambridge, UK: Cambridge University Press. m/s.703–8. ISBN978-0-521-84418-5. OCLC62703884.
Meissner, H.H.; Pieterse, E.; Potgieter, J.H.J. (1996). "Seasonal food selection and intake by male impala Aepyceros melampus in two habitats". South African Journal of Wildlife Research. 26 (2): 56–63. ISSN0379-4369.