Study on mining degree and patterns of ground subsidence in condition of mining under thick unconsolidated layers王金庄, 常占强, 陈勇230-234
Study on compartmentalizing danger zone of coal spontaneous combustion at 2268 working face of Shizuishan No.2 Mine徐精彩, 余锋, 李树刚, 张得矿256-259
A numerical simulation analysis of influence of karstic collapse columns on rock mass yield and water inrush from coal floor尹尚先, 王尚旭264-269