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Journal of Natural Science of Heilongjiang University
1001-7011
1984 Issue 2
er xiang fen bu liu de jie gou
tian nai shuo ;
..............page:36-46
huan ding er xi de jie gou xing zhi ji qi zhi bei
yang shi zhu ; xing you quan ;
..............page:75-85+74
dian ci chang de xiang dui xing
wang yue xing ;
..............page:51-59
hong wai xian jia re wu zhi de ji li
zhao en lai ;
..............page:47-50