1. Abdullah M, Al Qahtani, Saudi Aramco. 2001. A new technique and field application for determining reservoir characteristics from well performance data. In: SPE Middle East Oil Show. Bahrain: Society of Petroleum Engineers. 68–77
2. Amyx J M, Bass D M, Whiting R. 1960. Petroleum Reservoir Engineering-Physical Properties. New York: Mc-Graw-Hill Book Company. 8–97
3. Chen J G. 2003. Control law and mechanism of structure and drainage-gas production to high rank coal’s permeability (in Chinese). Doctoral Dissertation. Xuzhou: China University of Mining & Technology. 72–115
4. Fu X H. 2001. Physical and numerical simulation of physical properties of multiphase medium coal rocks or reservoirs (in Chinese). Doctoral Dissertation. Xuzhou: China University of Mining & Technology. 66–78
5. Gash B H, Volz R F, Potler G, et al. 1993. The effect of cleat orientation and confining pressure on cleat porosity, permeability and relative permeability in coal. In: Proceedings of the 1993 International Coalbed Methane Symposium. 221–230