1. Ambot (Anglo American Botswana) (1998) Kalahari gold project, Final relinquishment report, CR 5/2/20
2. Andreoli MAG, Ashwal LD, Hart RJ, Smith CB, Webb SJ, Tredoux M, Gabrielli F, Cox RM, Hambleton-Jones BB (1995) The impact origin of the morokweng ring structure, southern Kalahari, South Africa. Centennial Geocongress, extended abstracts, Congr Geol Soc S Afr, Johannesburg, 541-544
3. Baier B, Berckhemer H, Gajewski D, Green RWE, Grimsel C, Prodehl C, Vees R (1983) Deep seismic sounding in the area of the Damara Orogen, Namibia, South West Africa. In: Martin H, Eder FW (eds) Intracontinental Fold Belts. Springer Verlag, Berlin, pp 885–900
4. Bailey D, Whaler K, Zengeni T (2000a) Comparison of geoelectric and seismic reflection models of the Zambezi Valley basins, northern Zimbabwe. Geophys J Int 142:898–914
5. Bailey D, Whaler KA, Zengeni T, Jones PC, Gwavava O (2000b) A magnetotelluric model of the Mana Pools basin, Northern Zimbabwe. J Geophys Res 105(5):11185–11202