1. CHEN Tian-chang, Shigeki Horiuchi, ZHENG Si-hua. 2001. Earthquake focal mechanisms and stress field in Sichuan-Yunnan area determined using P wave polarity and short period P and S waveform data [J]. Acta Seismologica Sinica, 14(4): 466–470.
2. CHEN Yong. 1978. Consistency of focal mechanism as a new parameter in describing seismic activity [J]. Chinese J Geophys, 21(2): 146–159 (in Chinese).
3. CHENG Er-lin. 1981. Recent tectonic stress field and tectonic movement of the Sichuan Province and its vicinity [J]. Acta Seismologica Sinica, 3(3): 231–241 (in Chinese).
4. CHENG Er-lin and PANG Ming-hu. 1985. Temporal characteristics of orientations of average stress axes before and after the 1976 Yanyuan-Ninglang earthquake of M=6.7 [J]. Earthquake, (6): 20–27 (in Chinese).
5. CHENG Er-lin, LI Gui-fang, CHEN He-chuan. 1982. On the direction of the maximum compressive principal stress before and after the 1976 Songpan-Pingwu earthquake (M=7.2) of the Sichuan Province [J]. Acta Seismologica Sinica, 4(2): 136–148 (in Chinese).