Wilson, Don E. & Reeder, DeeAnn M. (toim.): Kobus lecheMammal Species of the World. A Taxonomic and Geographic Reference (3rd ed). 2005. Bucknell University. Viitattu 15.5.2012. (englanniksi)
IUCN SSC Antelope Specialist Group: Kobus lecheIUCN Red List of Threatened Species. Version 2017.2. 2017. International Union for Conservation of Nature, IUCN, Iucnredlist.org. Viitattu 14.9.2017. (englanniksi)