*Vertices 7
1 "JPaleontol" 0.0 0.0 0.0 x_fact 1.015796 y_fact 2.318348
2 "JVertebrPaleontol" 0.0 0.0 0.0 x_fact 0.838396 y_fact 1.637910
3 "Nature" 0.0 0.0 0.0 x_fact 9.183475 y_fact 18.794654
4 "PNatlAcadSciUsa" 0.0 0.0 0.0 x_fact 32.121507 y_fact 57.040097
5 "Palaeontology" 0.0 0.0 0.0 x_fact 2.177400 y_fact 2.580802
6 "Paleobiology" 0.0 0.0 0.0 x_fact 0.996355 y_fact 1.756987
7 "Science" 0.0 0.0 0.0 x_fact 7.652491 y_fact 15.871203
*Matrix 
0.000000 0.469992 0.000000 0.000000 0.657739 0.322406 0.000000 
0.469992 0.000000 0.348927 0.253057 0.655682 0.299002 0.328272 
0.000000 0.348927 0.000000 0.844237 0.546684 0.434014 0.890984 
0.000000 0.253057 0.844237 0.000000 0.509216 0.450311 0.811022 
0.657739 0.655682 0.546684 0.509216 0.000000 0.801464 0.554077 
0.322406 0.299002 0.434014 0.450311 0.801464 0.000000 0.516546 
0.000000 0.328272 0.890984 0.811022 0.554077 0.516546 0.000000