*Vertices 8
1 "中国科学D" 0.0 0.0 0.0 x_fact 2.079395 y_fact 8.223062
2 "地质论评" 0.0 0.0 0.0 x_fact 4.473850 y_fact 6.836799
3 "地球化学" 0.0 0.0 0.0 x_fact 2.268431 y_fact 7.057341
4 "沉积学报" 0.0 0.0 0.0 x_fact 3.780718 y_fact 9.766856
5 "石油实验地质" 0.0 0.0 0.0 x_fact 4.001260 y_fact 14.398236
6 "地质科学" 0.0 0.0 0.0 x_fact 4.064272 y_fact 8.349086
7 "石油学报" 0.0 0.0 0.0 x_fact 4.442344 y_fact 14.744802
8 "石油勘探与开发" 0.0 0.0 0.0 x_fact 4.127284 y_fact 30.623819
*Matrix 
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0.230165 0.391898 0.228863 0.261592 0.205139 0.000000 0.213569 0.000000 
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