• [Wiki] http://en.wikipedia.org/wiki/Tragelaphus_imberbis.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Tragelaphus_imberbis.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Vaha1992] Váhala, J. (1992). Reproduction of the lesser kusu (Tragelaphus imberbis at Dvůr Králové Zoo. Zoo Biology, 11:99--106.