*Vertices 4
1 "AcmComputSurv" 0.0 0.0 0.0 x_fact 18.006431 y_fact 21.543408
2 "CommunAcm" 0.0 0.0 0.0 x_fact 4.019293 y_fact 34.565916
3 "IeeeTSoftwareEng" 0.0 0.0 0.0 x_fact 9.163987 y_fact 41.157556
4 "SigmodRec" 0.0 0.0 0.0 x_fact 0.643087 y_fact 2.733119
*Matrix 
0.000000 0.718763 0.661133 0.623829 
0.000000 0.000000 0.267577 0.338381 
0.661133 0.267577 0.000000 0.000000 
0.623829 0.338381 0.000000 0.000000