*Vertices 2
1 "兰州大学学报" 0.0 0.0 0.0 x_fact 1.805054 y_fact 5.415162
2 "生态学报" 0.0 0.0 0.0 x_fact 0.842359 y_fact 94.584838
*Matrix 
0.000000 0.455232 
0.455232 0.000000