*Vertices 3
1 "中华放射医学与防护杂志" 0.0 0.0 0.0 x_fact 6.571429 y_fact 58.857143
2 "核技术" 0.0 0.0 0.0 x_fact 0.571429 y_fact 17.428571
3 "辐射研究与辐射工艺学报" 0.0 0.0 0.0 x_fact 10.285714 y_fact 23.714286
*Matrix 
0.000000 0.000000 0.435725 
0.000000 0.000000 0.366354 
0.435725 0.366354 0.000000