1. Reconnaisance isotopic investigations in the Namaqua Mobile Belt and implications for Phanerozoic crustal evolution – Namaqua Geotraverse;Barton,1983
2. The Namaqualand Geotraverse and Environs: part of the Proterozoic Namaqua Mobile Belt;Blignault,1983
3. Thrust systems;Boyer;Bulletin of the American Association of Petroleum Geologists,1982
4. The terminology of thrust belts;Butler;Journal of Structural Geology,1982
5. U–Pb calendar for Namaquan (Grenville) crustal events in the Granulite-facies Terrane of the O’okiep Copper District of South Africa;Clifford;Journal of Petrology,2004