A STUDY ON THE REGIONAL WAVE VELOCITY CHANGES BEFORE THE MS6.4 YANGBI EARTHQUAKE USING AMBIENT NOISE
YANG Jian-wen, JIN Ming-pei, YE Beng, GAO Qiong, CHEN Jia, ZHANG Hua-ying, DENG Jia-mei
SEISMOLOGY AND EGOLOGY . 2021, (5): 1171 -1187 .  DOI: 10.3969/j.issn.0253-4967.2021.05.009