Browsing by Author Valenza Sullcahuaman, José Antonio
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| 2007 | Operaciones mineras en la unidad económica administrativa Animón | Chávez Valdivia, Adolfo Jesús; Agreda Turriate, Isauro Carlos; Valenza Sullcahuaman, José Antonio |
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