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An investigation into the factors affecting the strength of pillars in South African coal mines

PhD, Faculty of Engineering, University of the Witwatersrand

Identiferoai:union.ndltd.org:netd.ac.za/oai:union.ndltd.org:wits/oai:wiredspace.wits.ac.za:10539/9056
Date21 February 2011
CreatorsMadden, Bernard John
Source SetsSouth African National ETD Portal
LanguageEnglish
Detected LanguageEnglish
TypeThesis
Formatapplication/pdf, application/pdf, application/pdf, application/pdf, application/pdf, application/pdf, application/pdf, application/pdf

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