*Vertices 2
1 "曲阜师范大学学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 28.389831
2 "数学教育学报" 0.0 0.0 0.0 x_fact 8.050847 y_fact 71.610169
*Matrix 
0.000000 0.000000 
0.000000 0.000000