*Vertices 7
1 "化学进展" 0.0 0.0 0.0 x_fact 1.459293 y_fact 2.073733
2 "中国稀土学报" 0.0 0.0 0.0 x_fact 15.591398 y_fact 30.030722
3 "中国有色金属学报" 0.0 0.0 0.0 x_fact 6.067588 y_fact 20.122888
4 "稀有金属" 0.0 0.0 0.0 x_fact 4.685100 y_fact 12.442396
5 "JRareEarths" 0.0 0.0 0.0 x_fact 2.995392 y_fact 8.678955
6 "稀土" 0.0 0.0 0.0 x_fact 10.906298 y_fact 16.359447
7 "材料导报" 0.0 0.0 0.0 x_fact 2.995392 y_fact 10.291859
*Matrix 
0.000000 0.401268 0.272975 0.323287 0.000000 0.421788 0.746791 
0.401268 0.000000 0.000000 0.470629 0.622470 0.844470 0.000000 
0.272975 0.000000 0.000000 0.312502 0.000000 0.000000 0.374306 
0.323287 0.470629 0.312502 0.000000 0.000000 0.387593 0.271022 
0.000000 0.622470 0.000000 0.000000 0.000000 0.521422 0.000000 
0.421788 0.844470 0.000000 0.387593 0.521422 0.000000 0.000000 
0.746791 0.000000 0.374306 0.271022 0.000000 0.000000 0.000000