| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c4038 _d4038 |
||
| 003 | Biblioteca-INTEMIN | ||
| 005 | 20180605142936.0 | ||
| 008 | 180605b xxu||||| |||| 00| 0 eng d | ||
| 080 | _a622.4 | ||
| 100 |
_aAnderson, Thomas C. _98090 |
||
| 245 |
_aMine ventilation digital simulation and analysis capabilities at MESA's Denver Technical Support Center _cAnderson, Thomas C. |
||
| 260 |
_aWashington _bDepartment of interior _c1978 |
||
| 650 |
_aVENTILACION EN LA MINA _98313 |
||
| 942 | _cBK | ||