1. Coal mining under aquifers in China: a case study;Zhang;Int J Rock Mech Min Sci,2004
2. Rock mass permeability and coal mine water inrush;Zhang,1997
3. Zibo Mining Bureau. Data analyses and application of coal seam water inrushes in Zibo coalfield. Zibo Coal Sci Tech 1979; (2) [in Chinese].
4. Huainan Mining Bureau, Xi’an Branch of China Coal Research Institute. Hydrogeological conditions and control methods of the karst aquifer under # A coal seam in Huainan coalfield. Internal research report, 1983 [in Chinese].
5. Fengfeng Mining Bureau, Shangdong University of Science and Technology. In situ measurement of the floor strata failure in the No. 2 coal mine of Fengfeng coalfield. Internal research report, 1985 [in Chinese].