✦ LIBER ✦
831180 Observations of causes for breakdown of frame supports in mines (in Russian) : Isv Vyssh Uchebn Zaved, Gorn Zh, N9, Sept 1980, P25–29
✍ Scribed by A.N. Suprunenko
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- English
- Weight
- 105 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0148-9062
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