✦ LIBER ✦
Two new barrier pillar design methods for longwall mining : Majdi, A; Hassani, F P; Cain, P Min Sci TechnolV13, N3, Dec 1991, P323–336
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 121 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0148-9062
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