1. Cao Y X, Mitchell C D, Davis A, Wang D M, 2000. Deformation, metamorphism of bituminous and anthracite coals from China. Int. J. Coal Geol., 43: 227–242.
2. Chen J J, Jiang L H, Zhang Y G, 2011. Study on coal conductive properties of different coal structure. Coal Science and Technology, 39(7): 90–92.
3. China United Coalbed Methane Co., Ltd. (CUCMC), 2007. Study on exploration and technology of China’s coalbed methane. Beijing: Petroleum Industry Press, 1–3.
4. Fan Y R, Deng S G, Liu B K, 1998.Experiment on rock resistivity in the process of fresh water drive. WLT, 22(3): 153–155.
5. Fu X H, Ye S Z, 2003. Classification of coal body structure and prediction of coal reservoir permeability with log curves. Geophysical Logging Technologies, 27(2): 140–143.