✦ LIBER ✦
The design of openings in underground coal mines : Hams, AH Aust. Coal Ind. Res. Labs., Aus Proc.Symp. Influence Excavation Design Ground Support on Underground Mining… etc, Wollongong, 15 May, 1976, P81–86
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 123 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0148-9062
No coin nor oath required. For personal study only.