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Spectral Characteristics of Foreshock Sequence of the 2021 Yangbi MS6.4 Earthquake in Yunnan, China
SUN Xi-hao, SU Wei-gang, ZHANG Peng-tao, LIU Lei, ZHANG Li-feng
EARTHQUAKE . 2022, (4): 60 -69 .  DOI: 10.12196/j.issn.1000-3274.2022.04.005