*Vertices 4
1 "Ecology" 0.0 0.0 0.0 x_fact 1.368159 y_fact 44.701493
2 "Hydrobiologia" 0.0 0.0 0.0 x_fact 8.905473 y_fact 45.398010
3 "IheringiaSerZool" 0.0 0.0 0.0 x_fact 3.432836 y_fact 3.582090
4 "RevBrasZool" 0.0 0.0 0.0 x_fact 2.437811 y_fact 6.318408
*Matrix 
0.000000 0.265135 0.371796 0.269329 
0.265135 0.000000 0.405722 0.328741 
0.371796 0.405722 0.000000 0.991706 
0.269329 0.328741 0.991706 0.000000