Author: | Wang, Fun-Den. |
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Additional Authors: | Sun, Meng-Cherng,, Ropchan, David M., |
Year: | 1974 |
Document Type: | BMRA |
Issuing Agency: | U.S. Bureau of Mines, |
SUDOC: | I 28.23:7845 |
Series: | Report of investigations / United States. Bureau of Mines ; |
Report Number: | 7845 |
Subjects: | Coal mines and mining |
Mining engineering | |
Rock mechanics | |
Links: | https://hdl.handle.net/2027/mdp.39015078539320 |
https://hdl.handle.net/2027/pst.000029752188 |