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1 "昆虫学报" 0.0 0.0 0.0 x_fact 1.785714 y_fact 43.452381
2 "中国寄生虫学与寄生虫病杂志" 0.0 0.0 0.0 x_fact 5.357143 y_fact 44.345238
3 "寄生虫与医学昆虫学报" 0.0 0.0 0.0 x_fact 8.035714 y_fact 12.202381
*Matrix 
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0.000000 0.000000 0.626799 
0.615225 0.626799 0.000000