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地震
华北某些地区地震活动特征的研究
平建军, 曹肃朝, 张清荣, 米雪梅, 焦成丽
Study on characteristics of earthquake activity in some areas of North China
PING Jian-jun, CAO su-chao, ZHANG Qing-rong, Mi Xue-mei, JIAO Cheng-li
地震 . 2003, (3): 105 -112 .