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No crisis : the implications of U.S. dependence on Southern African minerals
Shafer, Michael, (1983)
Making the most of South Africa's mineral wealth
Ball, Anthony, (1981)
Mining and community in South Africa : from small town to iron town
Marais, Lochner, (2018)
Africa: Soviet Strategy and Western Counter-Strategy
Kunert, Dirk T., (1981)