✦ LIBER ✦
Determining the load-bearing capacity of pillars when working thin sheet-like slanting ore beds in a ledge-rock mass
✍ Scribed by A. V. Lovchikov; I. A. Turchaninov
- Publisher
- Springer
- Year
- 1969
- Tongue
- English
- Weight
- 301 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1573-8736
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