1. An introduction to the geology of the Barberton granite-greenstone terrane;Viljoen;Geol. Soc. S. Afr.,1969
2. A proposed new classification of the granitic rocks of the Barberton region;Viljoen;Geol. Soc. S. Afr.,1969
3. A reappraisal of some aspects of Precambrian shield geology;Anhaeusser;Geol. Soc. Am. Bull.,1969
4. The granitic rocks of the Precambrian of Swaziland;Hunter;Geol. Soc. S. Afr.,1973
5. Crustal development in the Kaapvaal craton, 1. The Archean;Hunter;Precambrian Res.,1974