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Gecim, Mustafa Kemal | Time studies in underground coal mining | Time study; Coal mines and mining | 1964-06 | thesis |
1 - 25 of 1
| Author | Title | Subject | Date | Publication Type | ||
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| 1 |
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Gecim, Mustafa Kemal | Time studies in underground coal mining | Time study; Coal mines and mining | 1964-06 | thesis |