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    A study on seismic source process in short-term and imminent stage before destructive mining shock

    Three destructive mining shocks successively occurred nearby the seismic Station No.6 located in a shaft of the Fangshan Coal Mine of Bei**g Mining Service in 4 minutes at 19 o’clock of May 15, 1993. The larg...

    Wan-Qin Liu, Shi-Yu Li, Zhi-Zhen Zheng, Ming Zhao, ** Shen in Acta Seismologica Sinica (1999)