*Vertices 3
1 "古生物学报" 0.0 0.0 0.0 x_fact 9.445585 y_fact 31.622177
2 "微体古生物学报" 0.0 0.0 0.0 x_fact 24.845996 y_fact 44.763860
3 "地层学杂志" 0.0 0.0 0.0 x_fact 10.472279 y_fact 23.613963
*Matrix 
0.000000 0.870454 0.655600 
0.870454 0.000000 0.576725 
0.655600 0.576725 0.000000