Issue analysis and technical measures for up-dip mining of overhand longwall face in deep inclined seam林东才, 耿献文1-2，13
Practices on open-off cut excavation and support technology for longwall minin g face with light weight hydraulic powered caving supports杨建辉, 杨万斌3-5，18
Gas distribution and split flow feature in gas gateway of full y mechanized caving face张瑞林, 高建良, 张子敏24-26
