7STUDY ON THE APPLICATION OF ROOF METHANE DISCHARGING BOREHOLES IN THE CONDITION OFROOF- COAL- CAVING17-19
8Similar Material Simulation Test of the No, 1312 Working Face of XiMa Mine about Controlling Mine Roof Through Waste Stone Stack Stowing Method20-22
15The New Method of Triangle - points- roof - management in Comprehensively Mechanized Coal Faces48-49