*Vertices 5
1 "土壤学报" 0.0 0.0 0.0 x_fact 6.260575 y_fact 26.395939
2 "核农学报" 0.0 0.0 0.0 x_fact 1.184433 y_fact 13.536379
3 "土壤通报" 0.0 0.0 0.0 x_fact 19.458545 y_fact 30.964467
4 "植物营养与肥料学报" 0.0 0.0 0.0 x_fact 13.028765 y_fact 23.350254
5 "化肥工业" 0.0 0.0 0.0 x_fact 3.553299 y_fact 5.752961
*Matrix 
0.000000 0.000000 0.809271 0.668594 0.242713 
0.000000 0.000000 0.000000 0.000000 0.584377 
0.809271 0.000000 0.000000 0.890720 0.385976 
0.668594 0.000000 0.890720 0.000000 0.352237 
0.242713 0.584377 0.385976 0.352237 0.000000