Proceedings of Rapid Excavation and Tunelling /
08
Main Authors: | , , , |
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Format: | |
Published: |
New York : American Institute of Mining, Metallurgical and Petroleum Engineers,
1976
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Subjects: |
08
Main Authors: | , , , |
---|---|
Format: | |
Published: |
New York : American Institute of Mining, Metallurgical and Petroleum Engineers,
1976
|
Subjects: |