| 000 | 00423nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 171227s1999 xx 000 0 und d | ||
| 100 | _aChakrabarti, P K | ||
| 245 | _aElectricity In Underground Coal Mining | ||
| 250 | _a1 | ||
| 260 |
_aRanchi _bCentral Mine Planning and Design Institute Limited _c1999 |
||
| 300 | _aXi+297 | ||
| 365 | _b200 | ||
| 520 | _aElectricity,in,Underground,Coal,Mining,Coal Mining | ||
| 650 | _aCoal Mining | ||
| 906 | _a40 | ||
| 999 |
_c172829 _d172829 |
||