*Vertices 4
1 "AcmTProgrLangSys" 0.0 0.0 0.0 x_fact 4.958678 y_fact 15.977961
2 "AcmTSoftwEngMeth" 0.0 0.0 0.0 x_fact 8.264463 y_fact 9.917355
3 "AutomatSoftwEng" 0.0 0.0 0.0 x_fact 9.641873 y_fact 9.641873
4 "IeeeTSoftwareEng" 0.0 0.0 0.0 x_fact 9.641873 y_fact 64.462810
*Matrix 
0.000000 0.455753 0.736338 0.369965 
0.455753 0.000000 0.933533 0.990707 
0.736338 0.933533 0.000000 0.885239 
0.369965 0.990707 0.885239 0.000000