✦ LIBER ✦
Spontaneous fracture of coal during borehole drilling as an index of burst hazard of the face zone
✍ Scribed by I. V. Nedashkovskii; A. I. Panteleev; N. I. Voronkov
- Publisher
- Springer
- Year
- 1977
- Tongue
- English
- Weight
- 214 KB
- Volume
- 13
- Category
- Article
- ISSN
- 1573-8736
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