Technical, technological and economical aspects of thin-seams coal mining : International Mining Forum 2007 /
51
| Main Authors: | , , |
|---|---|
| Format: | |
| Language: | eng |
| Published: |
London : Taylor & Francis,
2007
|
| Subjects: |
| Summary: | 51 |
|---|
51
| Main Authors: | , , |
|---|---|
| Format: | |
| Language: | eng |
| Published: |
London : Taylor & Francis,
2007
|
| Subjects: |
| Summary: | 51 |
|---|