Browsing by Author Sirna Mundaca, Cayetano Ramón
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| 1976 | Geología y reservas de la mina "Los negros" Hualgayoc - Cajamarca | Sirna Mundaca, Cayetano Ramón |
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