Mechanisms of support failure and prevention measures under double-layer room mining gobs – A case study: Shigetai coal mine
| Autor: | Zhu, Defu, Tu, Shihao, Tu, Hongsheng, Yang, Zhenqian |
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| Zdroj: | In International Journal of Mining Science and Technology December 2019 29(6):955-962 |
| Databáze: | ScienceDirect |
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