Showing 1 - 2 results of 2 for search 'Sousa, Rodolfo N.', query time: 0.21s Refine Results
  1. 1
    Implementing programs to improve gold recovery and reduce environmental impacts by artisanal gold mining in Brazil
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    Garimpo Canaan : a successful case of reclamation of an artisanal gold mine in the Amazon
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