✦ LIBER ✦
The mechanics of coal mine bumps and the interaction between coal pillars, miner roof and floor. Report. : Grouch, SL Fairhurst, C 26F. US Bur. Mines, Open File Report, OFR 57–73, 1973, 88P
- Book ID
- 107896141
- Publisher
- Elsevier Science
- Year
- 1974
- Tongue
- English
- Weight
- 109 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0148-9062
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