*Vertices 3
1 "东北师大学报" 0.0 0.0 0.0 x_fact 5.043228 y_fact 22.766571
2 "分子科学学报" 0.0 0.0 0.0 x_fact 1.873199 y_fact 14.265130
3 "应用生态学报" 0.0 0.0 0.0 x_fact 1.008646 y_fact 62.968300
*Matrix 
0.000000 0.304024 0.000000 
0.304024 0.000000 0.000000 
0.000000 0.000000 0.000000