1. Bronk Ramsey C (2009) Bayesian analysis of radiocarbon dates. Radiocarbon 51:337–360
2. von Breitenbach F (1985) Aantekeninge oor die groeitempo van aangeplante kremeteartbome (Adansonia digitata) en opmerkinge ten opsigte van lewenstyd, groeifases en genetiese variasie van die spesie. J Dendrology 5:1–21
3. Department of Water Affairs and Forestry (South Africa) (2008) List of champion trees. Available at http://www2.dwaf.gov.za
4. Esterhuyse N, von Breitenbach J, Sőhnge H (2001) Remarkable trees of South Africa. Briza, Pretoria, pp 155–161
5. Hartesveldt RJ, Harvey HT, Shellhammer HS (1975) The giant sequoias of the Sierra Nevada. National Park Service, Washington, pp 57–59