DISCOVERY OF SURFACE RUPTURE ZONE PRODUCED BY GUANGUANLING EARTHQUAKE AT THE JUNCTURE OF NINGXIA, INNER MONGOLIA AND GANSU PROVINCE
CHAI Chi-zhang, JIAO De-cheng, LIAO Yu-hua, ZHANG Si-yuan, DU Peng, SHEN Wei-hua
SEISMOLOGY AND GEOLOGY . 2003, (1): 167 -168 .