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Journal of the Southern African Institute of Mining and Metallurgy
versión On-line ISSN 2411-9717

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ASAD, M.W.A  y  TOPAL, E. Net present value maximization model for optimum cut-off grade policy of open pit mining operations. J. S. Afr. Inst. Min. Metall. [online]. 2011, vol.111, n.11, pp. 741-750. ISSN 2411-9717.


 


 

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