✦ LIBER ✦
Representativeness of physical and mechanical characteristics of rocks surrounding coal seams, and methods of estimating them : Smirnov, B V; Bruiko, Y P; Dymna, A I Sov Min Sci, V12, N3, May–June 1976, P235–237
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 107 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0148-9062
No coin nor oath required. For personal study only.