LI Lian-chong, TANG Chun-an, LIANG Zheng-zhao. Investigation on overburden strata collapse around coal face considering effect of broken expansion of rock[J]. 2010, 31(11).
LI Lian-chong, TANG Chun-an, LIANG Zheng-zhao. Investigation on overburden strata collapse around coal face considering effect of broken expansion of rock[J]. 2010, 31(11).DOI: