High Frequency Fall-off of Source Spectra Using Q-free Spectra EstimationP. Momffari, Zhongliang Wu, Yuntai Chen, Ming Wang1-9
AIC Analysis of Categorical Data for Earthquakes and Velocity Structures in North ChinaRuomei Sun, Yaolin Shi, Jie Liu10-16
Tunnel Effect of Fractal Fault and Trans S-wave Velocity Rupture of in Plane Shear FaultShiyu Li, Yuntai Chen17-23
Auenuaiion Characteristics of Peak Acceleration in North China and Comparison With Those in Eastern North AmericaBiquan Wang, Framis T. Wu, Yinju Bian24-31
Seismicity Acceleration Model and Its Application to Several Earthquake Regions in ChinaWenzheng Yang, Li Ma32-41
Study of CrustMantle Structure in Central and Southern ShanxiZhifing Zhu, Jianshi Zhang, Chengke Zhang, Jinren Zhao, Ming-qing Liu, Zhouqiong Tang, Yujie Gai, Qingfang Ren, Wenying Nie, Qing Yang42-49
Dynamic Mechanism for Horizontal Deformation in Part of North China Area Three-Dimensional Finite-Element Calculation and Analysis of Results From GPS Remeasure-mentLiren Huang, Qing Ma, Liangqian Guo, Huizhen Song, Jie Liu50-56
A Study on Seismic Source Process in Short-Term and Imminent Stage Before Destructive MiningShockWanqin Liu, Shiyu Li, Zhichen Zheng, Ming Zhao, Ping Shen57-64
A Simulation System of Seismogeny , Occurrence , and Development of EarthquakesMiaoyue Wang, Meigen Zhang, Qingyun Di, Jing Chen, Ling Zhu65-69
Method Discussion for Quick Respond Grey Prediction of Stronger Aftershocks of an Earth-quake SequenceJianjun Ping, Yongqing Li, Qingrong Zhang70-74