| 000 | 00548nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 230720b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
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| 080 |
_aT 625.711.2 _bM2 |
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| 245 |
_aDesign of supports for mine roadways _c/ Partially funded from S & T grant of Ministry of Coal (The then Dept. of Coal, Ministry of Energy Government of India) December 1986 - December 1989 |
||
| 260 |
_aBihar: _bCentral Mining Research Station, _c1989 |
||
| 300 | _a172p. | ||
| 650 | _aProject | ||
| 942 |
_2udc _cREF |
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| 999 |
_c53708 _d53708 |
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