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Namibia | |
| von Bezing, Ludi (2007) Namibia - Minerals and Localities. Bode Verlag GmbH, Haltern. (n.d.) Collection, Natural History Museum Vienna. |
| Steven, N. M. & Moore, J. M. (1994): Pan-African tungsten skarn mineralization at the Otjua Prospect, Central Namibia. Economic Geology 89, 1431-1453. |
| Moore, J. M. (2010). Comparative Study Of The Onganja Copper Mine, Namibia: A Link Between Neoproterozoic Mesothermal Cu (− Au) Mineralization In Namibia And Zambia. South African Journal of Geology, 113(4), 445-460. |
| Gunthorpe, R. J., & Buerger, A. D. (1986). Geology and economic evaluation of the Otjisazu alkaline igneous complex, central South West Africa/Namibia. In Mineral Deposits of Southern Africa (pp. 2255-2260). |