| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c4331 _d4331 |
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| 003 | Biblioteca-INTEMIN | ||
| 005 | 20180613195907.0 | ||
| 008 | 180613b xxu||||| |||| 00| 0 eng d | ||
| 080 | _a622.4 | ||
| 100 |
_aHarrison, Daniel J. _98626 |
||
| 245 |
_aFeasibility of CO2 monitoring to assess air quality in mines using diesel equipment _cHarrison, Daniel J. |
||
| 260 |
_aWashington _bBureau of mines _c1988 |
||
| 650 |
_aVENTILACION EN LA MINA _98313 |
||
| 942 | _cBK | ||