000 | 00427nam a22001817a 4500 | ||
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999 |
_c62824 _d62824 |
||
005 | 20201107120320.0 | ||
008 | 201107b ||||| |||| 00| 0 eng d | ||
082 | _a371.26 B575 | ||
100 | _aBhagat, B.N | ||
100 | _aLal, Sachin | ||
245 | _aGATE Mining Engineering | ||
260 |
_aDhanbad _bLovely _c2001 |
||
300 | _a252p. | ||
650 | _aVentilation | ||
650 | _aRock mechanics | ||
650 | _aSurveying | ||
942 | _cDBK |