Experimental study on the upward mining of the left-over coal above gob area mined with caving method in Baijiazhuang Coal Mine
FENG Guo-rui
REN Ya-feng
WANG Xian-xia
LI Ji-zu
KANG Li-xun
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Publication Date：2011-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)