Peter Grubb, "Hippotraginae". Mammal Species of the World, (3rd ed.), Don E. Wilson & DeeAnn M. Reeder (ed.), Johns Hopkins University Press, 2005, pp.716-719
Dana N. Lee, Richard W. Dolman, and David M. Leslie, Jr, "Oryx callotis (Artiodactyla: Bovidae)". Mammalian Species, No. 897, American Society of Mammalogists, 2013, pp. 1-11.
IUCN SSC Antelope Specialist Group. 2008. Oryx dammah. The IUCN Red List of Threatened Species 2008: e.T15568A4822675. doi:10.2305/IUCN.UK.2008.RLTS.T15568A4822675.en. Downloaded on 07 October 2015.