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| 005 | 20220526143627.0 | ||
| 008 | 220526b ||||| |||| 00| 0 eng d | ||
| 082 | _a624.1832 U-4R | ||
| 100 |
_aUnited Nations Development Programme _93011 |
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| 245 | _aWorkshop on Rock Reinforcement. Vol.II- Lecture notes | ||
| 260 |
_aNew Delhi _bUnited Nations Development Programme _c1986 |
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| 300 | _ap.229 | ||
| 942 | _cDBK | ||