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Shaft sinking by ground freezing in the coal-mining industry in the Federal Republic of Germany : Klein, J Proc Conference on Shaft Engineering, Harrogate, 5–7 June 1989 P269–280. Publ London: IMM, 1989


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
105 KB
Volume
27
Category
Article
ISSN
0148-9062

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