000 | nam a22 7a 4500 | ||
---|---|---|---|
999 |
_c3525 _d3525 |
||
003 | Biblioteca-INTEMIN | ||
005 | 20180529170929.0 | ||
008 | 180529b xxu||||| |||| 00| 0 eng d | ||
080 | _a622.81 | ||
100 |
_aHyman, David M. _97657 |
||
245 |
_aA review of the mechanisms of gas outbursts in coal _cHyman, David M. |
||
260 |
_aWashington _bBureau of mines _c1987 |
||
650 |
_aEXPLOCIONES EN LAS MINAS _97658 |
||
650 |
_aMEDIDAS DE SEGURIDAD _97659 |
||
650 |
_aMINAS DE CARBON _95740 |
||
942 | _cBK |