*Vertices 2
1 "湖南师范大学自然科学学报" 0.0 0.0 0.0 x_fact 4.964539 y_fact 18.439716
2 "水生生物学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 81.560284
*Matrix 
0.000000 0.345705 
0.345705 0.000000