A new perimeter control blast design concept for underground metal-nonmetal drifting applications
Furkejuvvon:
| Váldodahkkit: | , , |
|---|---|
| Materiálatiipa: | Girji |
| Giella: | eaŋgalasgiella |
| Almmustuhtton: |
Pittsburgh
Department of Health and Human Services
2013
|
| Ráidu: | Report of Investigations 9691
|
| Fáttát: | |
| Fáddágilkorat: |
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