LONG-AND MID-TERM ANOMALOUS VARIATIONS OF ATMOSPHERIC WATER VAPOR BEFORE STRONG EARTHQUAKE
CHEN Mei-hua, DENG Zhi-hui, MA Xiao-jing, TAO Jing-ling, WANG Yu
SEISMOLOGY AND GEOLOGY . 2011, (3): 549 -559 .  DOI: 10.3969/j.issn.0253-4967.2011.03.005