| 000 | 00409nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1967 xx 000 0 und d | ||
| 082 | _a624.15 O15R | ||
| 100 | _aOBERT, Leonard | ||
| 245 | 0 | _aRock mechanics and the design of structures in rock | |
| 260 |
_bN.Y. _c1967 |
||
| 300 | _a650p | ||
| 650 | _aROCK MECHANICS | ||
| 653 | _aROCK MECHANICS | ||
| 653 | _aUNDERGROUND CONSTRUCTION | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c29975 _d29975 |
||