Browsing by Subject Minas de oro
Showing results 5 to 5 of 5
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Issue Date | Title | Author(s) |
---|---|---|
2017 | Refinación de oro y plata a pequeña escala | GALLARDO GALLEGOS, JOSÉ ABEL ; FELIX PADILLA, LUIS GUSTAVO |
Issue Date | Title | Author(s) |
---|---|---|
2017 | Refinación de oro y plata a pequeña escala | GALLARDO GALLEGOS, JOSÉ ABEL ; FELIX PADILLA, LUIS GUSTAVO |