Study on the height of overburden strata in two zones of"two soft and one hard"unstable coal seam working face
WANG Zhenguang
LI Feilong
BAI Zhiyong
ZHU Shuyun
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Publication Date：2020-02-10
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：6( 55-60 )