Influence of coal seam plastic zone on hard roof mechanical behaviour

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作者：
School of Civil Engineering, Qingdao Technological University, Qingdao [1 ]
Shandong
266520, China
不详 [2 ]
Shandong
266590, China
不详 [3 ]
Shandong
266590, China
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Yanshilixue Yu Gongcheng Xuebao | / 12卷 / 2486-2499期
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D O I：
10.13722/j.cnki.jrme.2015.0083
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