Literature
- Boycott, R. C. 1989a. Homopus boulengeri. Karoo padloper, Boulenger's padloper, Red padloper, Biltong tortoise (English); Karooskilpadjie, Rooiskilpadjie, Donderweerskilpad, Biltongskilpad (Afrikaans). In: I. R. Swingland, and M. W. Klemens (eds.). The Conservation Biology of Tortoises, pp. 78-79. Occ. Pap. IUCN/SSC 5, Tortoise and Freshwater Specialists Group. IUCN, Gland, Switzerland.
- Duerden, J. E. 1906. South African tortoises of the genus Homopus, with description of a new species. Rec. Albany Mus. I: 405-411.
- Eglis, A. 1962. Tortoise behavior: a taxonomic adjunct. Herpetologica 18: 1-8.