Showing 1 - 2 results of 2 for search 'JOSÉ ALFREDO GUÍO GARZÓN', query time: 0.04s Refine Results
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    Salud y trabajo: minería artesanal del carbón en Paipa, Colombia
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    Salud y trabajo: minería artesanal del carbón en Paipa, Colombia Saúde e trabalho: mineração artesanal do carvão em Paipa, Colômbia Health and work: Artisanal coal mining in Paipa (Province of Boyacá), Colombia
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