| Author: | Wang, Fun-Den. |
|---|---|
| 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 |