✦ LIBER ✦
Formation of surface depressions above shallow caved workings and methods of forecasting them in the Rybnik coalfield (In Polish) : Palki, J Przegl GornV40, N5, May 1984, P139–150
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 116 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0148-9062
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