✦ LIBER ✦
Some thoughts on the nature of mining research and development in the National Coal Board : EVANS, I UNIV. NOTTINGHAM, MINING DEPT. MAGAZINE, V27, 1975, P25–28
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 75 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0148-9062
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