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A standard rock suite for rapid excavation research
ARPA-Bureau of Mines rock mechanics and rapid excavation program :a research project summary
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Published Year
1970-1979 (2)
Subject
Excavation--Research (2) *
Rock mechanics (1)
Rock mechanics--Research (1)
Rocks (1)
Author
Henderson, Frank A., (1)
Hjelmstad, Kenneth E., (1)
Krech, Warren W. (1)
Olson, James J. (1)
Olson, Keith S., (1)
