*Vertices 2
1 "山东师范大学学报" 0.0 0.0 0.0 x_fact 2.067183 y_fact 16.795866
2 "分析化学" 0.0 0.0 0.0 x_fact 0.000000 y_fact 83.204134
*Matrix 
0.000000 0.000000 
0.000000 0.000000