Yellow River 1993 Issue 11 tian jian tu rang han shui liang ce ding fang fa yan jiu

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Yellow River
1000-1379
1993 Issue 11

tian jian tu rang han shui liang ce ding fang fa yan jiu
zhang jian feng

..............page:25-27

zong he li yong shui li shu niu she hui ping jia
li guo ying

..............page:33-36