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Design of supports in mines
I tiakina i:
| Kaituhi matua: | |
|---|---|
| Ētahi atu kaituhi: | |
| Hōputu: | Pukapuka |
| Reo: | Ingarihi |
| I whakaputaina: |
New York
Wiley
c1983
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| Ngā marau: | |
| Tags: |
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