jgg     2010 30 (Supp.1):  78-80    ISSN: 0412-1961  CN: 21-1139/TG

DETECTING FREE OSCILLATION OF EARTH BY USE OFOBSERVATIONS OF EXTENSOMETER
Yang Yuewen 1) ; Ren Jia 2) ; Yang Xing 3) ; Yang Lingying 3) ;He Yuquan 1) ; and Li Lihong 1)
1) Lijiang Seismostation, Earthquake Administration of Yunnan Province, Lijiang 6741002) Zhangjiakou Central Seismostation, Earthquake Administration of Hebei Province, Zhangjiakou 0750003) Earthquake Administration of Yunnan Province, Kunming 650224
Received: 1900-01-01  Revised: 1900-01-01  Online: null
Supporting info
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