✦ LIBER ✦
Controlling ventilation currents to prevent layered methane accumulations in mines
✍ Scribed by K. Z. Ushakov; L. A. Puchkov; G. I. Chizhikov
- Book ID
- 105600146
- Publisher
- Springer
- Year
- 1969
- Tongue
- English
- Weight
- 325 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1573-8736
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