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Journal of Northwest Normal University(Natural Science)
1001-988X
1998 Issue 2
chao sheng fu she xia er zuo ji er liu de he cheng
wang jin xian
..............page:111-112
yi yuan men zhen pai dui wang luo fen xi
mi hong juan
..............page:25-31
banach kong jian er jie wei fen fang cheng de zhou qi jie
li yong xiang
..............page:10-13