REN Yan-rong, JIN Yong-qing. Lectotype of Powered Support for 1-2 Coal Seam in Hanjiawan Colliery[J]. Journal of Mining and Strata Control Engineering, 2009, 14(4): 64-65. DOI: 10.13532/j.cnki.cn11-3677/td.2009.04.026
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Citation:
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REN Yan-rong, JIN Yong-qing. Lectotype of Powered Support for 1-2 Coal Seam in Hanjiawan Colliery[J]. Journal of Mining and Strata Control Engineering, 2009, 14(4): 64-65. DOI: 10.13532/j.cnki.cn11-3677/td.2009.04.026
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REN Yan-rong, JIN Yong-qing. Lectotype of Powered Support for 1-2 Coal Seam in Hanjiawan Colliery[J]. Journal of Mining and Strata Control Engineering, 2009, 14(4): 64-65. DOI: 10.13532/j.cnki.cn11-3677/td.2009.04.026
|
Citation:
|
REN Yan-rong, JIN Yong-qing. Lectotype of Powered Support for 1-2 Coal Seam in Hanjiawan Colliery[J]. Journal of Mining and Strata Control Engineering, 2009, 14(4): 64-65. DOI: 10.13532/j.cnki.cn11-3677/td.2009.04.026
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