| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2071 _d2071 |
||
| 003 | Biblioteca INTEMIN | ||
| 005 | 20180515230843.0 | ||
| 007 | Libro | ||
| 008 | 180515b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEN | ||
| 080 | _a669 | ||
| 100 |
_aDubnie, Amil _95388 |
||
| 245 |
_aNorthern mining problems with particular reference to unit operations in permafrost _cDubnie, Amil |
||
| 260 |
_aOntario _bMines Branch _c1972 |
||
| 300 | _a22 p. | ||
| 440 |
_aTechnical bulletin, TB _v148 _95389 |
||
| 650 |
_apergelisol _95390 |
||
| 650 |
_aexplotación minera _93929 |
||
| 650 |
_apermafrost _95391 |
||
| 653 | _aminerÃa | ||
| 942 | _cBK | ||