*Vertices 2
1 "四川师范大学学报" 0.0 0.0 0.0 x_fact 5.445545 y_fact 57.673267
2 "分析化学" 0.0 0.0 0.0 x_fact 0.000000 y_fact 42.326733
*Matrix 
0.000000 0.000000 
0.000000 0.000000