✦ LIBER ✦
Field testing of several mine roof fall alarm systems in an anticipated natural roof fall in the white pine mined-out winnipe area : Finlay, W L US Bureau of Mines report OFR 50–80, 30 June 1978, 96P
- Publisher
- Elsevier Science
- Year
- 1981
- Tongue
- English
- Weight
- 213 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0148-9062
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