[Examen, desarrollo, preparacion y explotacion de propiedades mineras en pequena escala]
| Main Author: | |
|---|---|
| Other Authors: | |
| Format: | Tesis de licenciatura |
| Language: | Español |
| Published: |
1935
|
| Subjects: | |
| Online Access: | https://hdl.handle.net/20.500.14330/TES01000125897 |