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Journal of Beijing Normal University(Natural Science)
0476-0301
1959 Issue 4
yi zhong zuo ji dian lu yan suan de chu bu zuo zuo
wang shi qiang ;
..............page:1-8
duo ji huo jian zui you zhi wen ti de jing mi jie fa
qi kai zhi ;
..............page:11-26
you ben yu yi que zhi jie he cheng ben yi xi de re li xue
zhou ju xing ; liu ruo zhuang ;
..............page:41-49