UNDERGROUND COAL MINING – GLOBAL PICTURE AND BRIEF OVERVIEW
Underground coal mining – global picture and brief overview
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| Institution: | UPTC - Universidad Pedagógica y Tecnológica de Colombia |
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| Main Author: | |
| Format: | Documento de Conferencia |
| Language: | Español |
| Published: |
2015-05-05
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| Online Access: | http://repositorio.uptc.edu.co/handle/001/7789 |
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