unfeng G., Wei T., and Xueqin L., “Optimization of Hydraulic Fracturing Technique in CBM Well in Qinshui Basin,” China Coalbed Methane, 2011, 8, 25-29.
Shuheng T., Baocun Z., and Zhifeng Y., “Effect of Crustal Stress on Hydraulic Fracturing in Coalbed Methane Wells,” Journal of China Coal Society, 2011, 36, 65-69.
Zhigang L., Shengli F., and Xiaoming W., “Research on Mechanical Property Test and Mechanism of Hydraulic Fracture of Gas Well in Coal Beds,” Petroleum Drilling Techniques, 2000, 28, 10-13.
Olovyanny A. G., “Mathematical Modeling of Hydraulic Fracturing in Coal Seams,” Journal of Mining Science, 2005, 41, 61-67.
Lekontsev Y. M. and Sazhin P. V., “Application of the Directional Hydraulic Fracturing at Berezovskaya Mine,” Journal of Mining Science, 2008, 44, 253-258.
Tonglin L., “A Preliminary Research on Development of Crack in Coal Seams by Hydraulic Fracture,” Journal of China University of Geosciences, 1994, 19, 537-545.
Bingxiang H., Qingying Ch., and Changyou L., “Analysis of Mesoscopic Structure Destroy for Coal Rock Mass by Crack Hydraulic Pressure,” Journal of Hunan University of Science and Technology (Natural Science Edition), 2009, 24, 1-4.
Chengcheng L. and Yishan P. “Numerical Simulation on Coal Hydraulic Fracturing Initiation Pressure and Crack Propagation under Different Ground Stresses,” Innovation and Practice on Prevention and Control of Coal Mine Bumps, 2013 High-end BBS.
Jinsu D., Qiming T., and Youman G., “Investigation of Behavior of Saturated Foundation Soil under Footing Pressure by Hydraulic Gradient Model Test,” Yantu Gongcheng Xuebao, 1994, 16, 8-20.
Mian Ch., Fei P., and Yan J., “Experiments and Analysis on Hydraulic Fracturing by A Large-Size Triaxial Simulator,” Chinese Journal of Rock Mechanics and Engineering, 2000, 19, 868-872.
Guangzhe D., Shibing W., and Bingxiang H., “Research on Behavior Character of Crack Development Induced by Hydraulic Fracturing in Coal-rock Mass,” Chinese Journal of Rock Mechanics and Engineering, 2004, 23, 3489-3493.
Peng T. and Manchao H., “Study of Chaos Mechanics Behavior of Soft Rock in Mines,” Mine Pressure and Roof Management, 1997, 1, 32-35.
Guangzhi Y., Xuefu X. and Jiang X., “Research on Bifurcation and Chaos Characteristics of Mesoscopic Fracture Process of Rock,” Journal of Chongqing University (Natural Science Edition), 2000, 23(2), 56-59.
Guangzhi Y., Gun H., Gaofei D., and Guowen S., “Bifurcation and Chaos Analysis of Coal and Rock Damage under Uniaxial Compression Based on CT Values,” Rock and Soil Mechanics, 2006, 27(9), 1465-1470. (in Chinese)
Guangzhi Y., Gaofei D., and Wenli P., “Study on Rock Burst using Stick Slip Model,” Rock and Soil Mechanics, 2005, 26(3), 359-364.
Hui Z., “Study on Chaotic Features and Nonlinear Forecasting Theory of Mining Quake,” Chinese Journal of Rock Mechanics and Engineering, 2000, 19(6), 813.
Weiyuan S. and Yishan P., “Forecast and Chaos Model of Rock Burst,” Journal of China Coal Society, 2001, 26(1), 26-30.
Chuanxiao L., “Research on Strength Test of Sandstone with MTS and its Chaotic Features in Different Stages,” Rock and Soil Mechanics, 2004, 25(12), 1910-1914.
Zhixiang L. and Xibing L., “Chaotic Kinetics of Acoustic Emission in Rock Mass,” Journal of Central South University (Science and Technology), 2004, 35(4), 671-675.
Xibing L. and Zhixiang L., “Research on Chaos and Intelligent Identification of Acoustic Emission in Rock Mass,” Chinese Journal of Rock Mechanics and Engineering, 2005, 24(8), 1296-1300.
Fangcai Z., Weijun C., and Jian D., “Chaotic Behavior of Rock Failure under Uniaxial Compression,” Journal of Zhuzhou Institute of Technology, 2006, 20(2), 83-86.
Yongdong J., Xuefu X., and Guangzhi Y., “Acoustic Emission, Fractal and Chaos Characters in Rock Stress-strain Procedure,” Rock and Soil Mechanics, 2010, 31, 2413-2418.
Chi A., Zhengjun L., and Wanchun Zh., “Study on Chaotic Characteristics of Micro-Crack Damage Evolution under Hydraulic Fracturing on Rock Mass,” Science Technology and Engineering, 2011, 11, 2094-2096.
Hui T., Xiaoping M., and Meiying Q., “Chaos Characteristic Analysis of Microseism Time Series of Rock Burst,” Safety in Coal Mines, 2012, 43, 140-143.
Wolf A., Swift J. B., and Swinney H. L., “Determining Lyapunov Exponents from A Time Series,” Physica D: Nonlinear Phenomena, 1985, 16, 285-317.