✦ LIBER ✦
The impact of working slope angles on open-pit mining economics : Upadhyay R.P. M.S. Thesis, Univ. Arizona, USA, 1975
- Book ID
- 103559592
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 92 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0148-9062
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