✦ LIBER ✦
Stresses exercised on workings by changes in rock pressure during in-the-seam-mining, and their control by long roof bolts with strain gauges : Gluckauf forschungshefte,V35,N4,Aug.1974,P132–141 Lutgendorf H.O., Schuermann F.
- Publisher
- Elsevier Science
- Year
- 1975
- Tongue
- English
- Weight
- 107 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0148-9062
No coin nor oath required. For personal study only.