An investigation into the factors affecting the strength of pillars in South African coal mines
| dc.contributor.author | Madden, Bernard John | |
| dc.date.accessioned | 2011-02-21T08:44:07Z | |
| dc.date.available | 2011-02-21T08:44:07Z | |
| dc.date.issued | 2011-02-21 | |
| dc.description | PhD, Faculty of Engineering, University of the Witwatersrand | en_US |
| dc.identifier.uri | http://hdl.handle.net/10539/9056 | |
| dc.language.iso | en | en_US |
| dc.subject | coal mines | en_US |
| dc.subject | mine safety | en_US |
| dc.title | An investigation into the factors affecting the strength of pillars in South African coal mines | en_US |
| dc.type | Thesis | en_US |
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