✦ LIBER ✦
Improvement of potential in mining development and tunnelling systems in the National Coal Board : Tucker R.H. Min EngrV144, N285, June 1985, P663–669
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 134 KB
- Volume
- 23
- Category
- Article
- ISSN
- 0148-9062
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