Устойчивость горных выработок в скальных породах
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | Russian |
| Published: |
Л
Наука
1985
|
| Subjects: |
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | Russian |
| Published: |
Л
Наука
1985
|
| Subjects: |