*Vertices 3
1 "金属学报" 0.0 0.0 0.0 x_fact 2.415459 y_fact 15.169082
2 "中国有色金属学报" 0.0 0.0 0.0 x_fact 16.038647 y_fact 55.362319
3 "TransactionsOfNonferrousMetalsSocietyOfChina" 0.0 0.0 0.0 x_fact 15.748792 y_fact 29.468599
*Matrix 
0.000000 0.332640 0.326947 
0.332640 0.000000 0.800574 
0.326947 0.800574 0.000000