*Vertices 5
1 "天文学进展" 0.0 0.0 0.0 x_fact 7.870370 y_fact 13.425926
2 "云南天文台台刊" 0.0 0.0 0.0 x_fact 4.629630 y_fact 7.407407
3 "大地测量与地球动力学" 0.0 0.0 0.0 x_fact 1.388889 y_fact 48.148148
4 "测绘学报" 0.0 0.0 0.0 x_fact 7.870370 y_fact 21.759259
5 "上海天文台年刊" 0.0 0.0 0.0 x_fact 2.777778 y_fact 9.259259
*Matrix 
0.000000 0.930593 0.000000 0.000000 0.368404 
0.930593 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.488021 0.218943 
0.000000 0.000000 0.488021 0.000000 0.000000 
0.368404 0.000000 0.218943 0.000000 0.000000